Infolding of the prokaryotic plasma membrane is thought to have given rise to the eukaryotic endomembrane system that includes the endoplasmic reticulum and nuclear envelope.
How did a prokaryotic cell give rise to the eukaryotic cell?A prokaryotic cell eventually gives rise to the eukaryotic cell through the process of endosymbiosis theory. According to this theory, the first eukaryotic cells evolved from a symbiotic relationship between two or more prokaryotic cells.
The endomembrane system of prokaryotic cells generally includes certain cell organelles like the endoplasmic reticulum, Golgi complex, lysosomes, and vacuoles. These systems are further modified into eukaryotic cells through endosymbiosis mechanisms.
Therefore, the infolding of the prokaryotic plasma membrane is thought to have given rise to the eukaryotic endomembrane system that includes the endoplasmic reticulum and nuclear envelope.
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Place each label in the appropriate box to distinguish intramembranous ossification from endochondral ossification.
Epiphyseal plates Parietal bones Occipital bone Phalanges Compact-spongy-compact "sandwich" Ossification of hyaline cartilage Femur Bony collar formation Bones form between sheetlike layers of connective tissues
Intramembranous Ossification Endochondral Ossification
________________________ _____________________
Intramembranous Ossification:
Bones form between sheetlike layers of connective tissuesParietal bonesOccipital boneOssification of hyaline cartilageEndochondral Ossification:
Epiphyseal platesPhalangesCompact-spongy-compact "sandwich"FemurBony collar formationWhat are intramembranous ossification and endochondral ossification?Intramembranous ossification is the process by which bone is formed from fibrous membranes.
The process of developing bone from hyaline cartilage is called endochondral ossification.
Chondrocytes divide and secrete hyaline cartilage, which lengthens long bones. Osteoblasts switch out cartilage for bone.
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PLEASE HELP
why is it important to have data that is collected at similar times?
Answer:
1. DATA EMPOWERS YOU TO MAKE INFORMED DECISIONS
2. DATA HELPS YOU IDENTIFY PROBLEMS
3. DATA ALLOWS YOU TO DEVELOP ACCURATE THEORIES
4. DATA WILL BACK UP YOUR ARGUMENTS
5. DATA MAKES YOUR APPROACH STRATEGIC
6. DATA HELPS YOU GET YOUR HANDS-ON FUNDING
7. DATA TELLS YOU WHAT YOU’RE DOING WELL
8. DATA SAVES YOU TIME
9. DATA INCREASES YOUR RETURN ON ASSETS
10. DATA IMPROVES QUALITY OF LIFE
Explanation:
1. DATA EMPOWERS YOU TO MAKE INFORMED DECISIONS
- Never lose sight of the fact that data equals knowledge. The more data you have at your disposal, the better position you’ll be in to make good decisions and take advantage of new opportunities. Good data will also give you the justification and evidence you need to back up these decisions so that you can feel confident explaining your reasoning going forward. Without solid data, you’re much more likely to make mistakes and reach incorrect conclusions.
2. DATA HELPS YOU IDENTIFY PROBLEMS
- The fact of the matter is that every organization has problems and inefficiencies. Due to the ever-changing nature of the business climate and society as a whole, it is nearly impossible to perfect how an organization is run. That being said, access to good data will ensure that you’re able to identify significant problems early on and take action to solve them
3. DATA ALLOWS YOU TO DEVELOP ACCURATE THEORIES
- Related to the way data helps you identify short term problems, it also provides the tools necessary to develop more accurate long-term theories. Data can be thought of as the building blocks necessary to build coherent models that allow you to visualize what is happening in different parts of your organization.
In order to truly implement effective solutions, you need to understand what is happening at different locations and in different departments. Data allows you to do this.
4. DATA WILL BACK UP YOUR ARGUMENTS
- Everyone seems to have an opinion about everything these days. Making real positive change happen within an organization can be challenging because it is unlikely that everyone will agree out of the gate. Luckily, if you have the backing of sound data on your side, you’ll be in a much better decision to push your ideas forward.
5. DATA MAKES YOUR APPROACH STRATEGIC
- Even feel like you’re just shooting in the dark? One importance of data collection is that it increases efficiency while helping to eliminate doubt. The most successful organization have both short-term and long-term strategies in place. Solid field data collection and analysis means that you’ll always to able to put your scarce resources where they are needed most. Understanding what area currently needs to be prioritized is essential in helping you grow and move forward.
6. DATA HELPS YOU GET YOUR HANDS-ON FUNDING
- Funding is increasingly a matter of proving achieved outcomes. Due to the fact that much of funding is data-driven, it is critical that organizations are able to establish evidence-based practices and develop coherent systems that collect and analyze data.
7. DATA TELLS YOU WHAT YOU’RE DOING WELL
-In addition to identifying problems and inefficiencies, data also gives you the power to see your strengths and to implement the same methods across your organization. Being able to identify your high-performers and understand what they’re doing differently will give you the tools you need to develop strategies and assist programs to areas that aren’t doing quite as well
8. DATA SAVES YOU TIME
-Having a smart data collection system in place will save you valuable time down the road. So many resources are wasted going back again and again to retrieve the same information. A smart system will gather and display data in a way that is easy to access and navigate, meaning everyone who is part of your organization will save time
9. DATA INCREASES YOUR RETURN ON ASSETS
- More and more studies are proving the crucial role that data plays in pushing ROA forward and making the most of what your organization already has at its disposal. You’re likely already sitting on potential extra revenue and simply need a smart data collection system in order to tap into it. There is plenty of evidence proving that collecting data such as maintenance schedule and monthly inspections will help you improve asset usability over time
10. DATA IMPROVES QUALITY OF LIFE
- Access to good data helps improve the quality of life both for those working in your organization and for the people you support. Once you understand the importance of data collection, you’ll be in a position to measure a situation accordingly. You can take appropriate action with fewer frustrations and complications at all levels of the process. Simply put, data improves overall quality
Not all plants have seeds what main advantage do seeds provide a plant
He later does another capture exercise at the community garden near the high school. In this area, he captured and marked 40 butterflies. The traps in this location found 100 butterflies where 50 of them had tags. What is the population size of the butterflies at the school? Show work.
Answer:
Explanation:
To estimate the population size of the butterflies at the school, we can use the Lincoln-Petersen index. This index is based on the assumption that the proportion of marked individuals in the second sample is the same as the proportion of marked individuals in the total population.
According to the problem statement, the following information is given:
First capture:
Number of marked butterflies: 30
Total number of butterflies: 100
Second capture:
Number of marked butterflies: 50
Total number of butterflies: 100
Using the Lincoln-Petersen index, we can estimate the population size (N) as follows:
N = (M x n) / m
where M is the number of individuals marked in the first capture, n is the total number of individuals in the second capture, and m is the number of marked individuals in the second capture.
Substituting the values we have:
N = (30 x 100) / 50
N = 60
This means that we estimate the population size of the butterflies at the school to be around 60 individuals. However, this is only an estimate and there could be some sources of error or bias in the sampling method that could affect the accuracy of this estimate.
very early colorectal anastomotic leakage within 5 post-operative days: a more severe subtype needs relaparatomy nature
A surgical connection that connects two hollow viscera is leaking luminal fluids. Patients may develop a fever, an abscess, or septicemia if the luminal contents spill into the abdominal region.
How can septicemia develop in a person?Septicemia, often known as blood sickness, is an illness that develops when bacteria spread throughout the circulation. The germs are often bacteria, but they can also be fungi or viruses.
Is septicemia curable?Septicemia can be successfully treated with antibiotics if detected in its early stages. Developing more precise ways for making a prompt diagnosis of the condition is the aim of study. Permanent organ damage is still possible, even with therapy.
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Match each threat to food security with its correct description.
Answer:
a natural disasters
b conflict
c energy source
d no roads etc
Which of the following should be clearly demonstrated on a lateral projection of the leg?
1. Knee joint
2. Ankle joint
3. Entire femoral condyles
Answer:
Explanation:
The entire femoral condyles should be clearly demonstrated on a lateral projection of the leg.
The femoral condyles are the rounded projections at the distal end of the femur, which articulate with the tibia and fibula to form the knee joint. A lateral projection of the leg is taken from the side of the leg, and it should show the entire femoral condyles, as well as the tibial plateau and the fibula. This projection is useful in diagnosing fractures, dislocations, and other injuries to the knee joint.
While the ankle joint is also visible on a lateral projection of the leg, it is not the primary focus of this projection. If necessary, additional views, such as an AP (anteroposterior) or oblique projection, may be taken to better visualize the ankle joint.
which two options are examples of making inferences from scientific observations?
The options that are examples are:
A. Predicting when it will rain based on satellite images of the atmosphere
D. Describing the diet of a dinosaur based on the study of its fossilized droppings
What is a scientific observation?A scientific observation is a record or description of a natural phenomenon or event that is made using the five senses or scientific instruments. It is an objective and systematic approach to gathering data or information about the world around us.
Scientific observations are important because they form the basis for scientific inquiry, allowing scientists to collect data, generate hypotheses, and test theories. They can be qualitative (descriptive) or quantitative (measurable), and they can be made in controlled laboratory settings or in the natural environment.
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Which statement best describes an interaction between the circulatory and respiratory systems that helps maintain homeostasis? (A) Blood plasma transports salts, sugars, fats, and dissolved proteins through the body to keep it healthy. (B) The diaphragm and rib cage work together to move air into and out of the lungs. (C) The lymphatic system contains nodes that act as filters to remove bacteria that could otherwise cause disease. (D) Blood cells pick up and carry oxygen from the lungs to the body cells. (E) T he lymphatic system collects and returns fluid that leaks from blood vessel.
The statement (D) Blood cells pick up and carry oxygen from the lungs to the body cells best describes an interaction between the circulatory and respiratory systems that helps maintain homeostasis.
What is the relationship between the circulatory system and the respiratory system?The relationship between the circulatory system and the respiratory system is based on the fact that both are required for the exchange of gases we need for cellular respiration.
Therefore, with this data, we can see that the relationship between the circulatory system and the respiratory system is very useful to maintain the equilibrium state.
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State whether the transcription with be On (high) or Off (absent or low), if the CAP activator is bound or not bound, and if the lacl repressor is bound or not bound
Glucose is present and lactose is absent:
Glucose and lactose are absent:
Glucose is absent and lactose is present:
If the CAP activator is bound or not bound, and if the lac repressor is bound or not bound; If glucose is present and lactose is absent then no transcription of the lac operon stop.
What is the lac operon and why is it important?The lac operon is an operon, or group of genes with a single promoter (transcribed as a single mRNA). The genes in the operon encode proteins that allow the bacteria to use lactose as an energy source.
The activity of the promoter that controls the expression of the lac operon is regulated by two different proteins. One of the proteins prevents the RNA polymerase from transcribing, the other enhances the binding of RNA polymerase to the promoter.
The lac operon is a classic example of gene regulation in prokaryotes, and its structural genes produce enzymes that metabolize the sugar lactose. Like all bacterial operons, the lac operon is able to produce multiple proteins from one mRNA transcript.
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Please someone please help me :(
The binomials for the length and width (4x - 5) and (3x + 3) respectively.
The length of the short side is 12, option C.
How to find binomials?Factor the area of the rectangle as:
12x² - 8x - 15 = (4x - 5)(3x + 3)
The binomials (4x - 5) and (3x + 3) represent the length and width of the rectangle, but to determine which is which. Since the length is usually greater than the width, we can see that (4x - 5) represents the length and (3x + 3) represents the width.
To find the length of the short side when x = 4, we can substitute 4 for x in the expression for the width:
3x + 3 = 3(4) + 3 = 12
Therefore, the length of the short side when x = 4 is 12.
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What are homologous chromosomes?
Chromosomes that are the same length
Chromosomes that are completely different
than one another
Chromosomes that are identical to each other
in every single way
Answer:
chromosomes that are identical to each other in every single way
Explanation:Homologous chromosomes are those chromosomes which pair up during the time of fertilization . They consist of same genes which are present at same loci. During the time of fertilization when maternal and paternal chromosomes segregated and each one of them pair up i.e one comes from maternal side and other from paternal side and leads to the formation of homologus chromosomes.
.........hormone produced in the brain's pineal gland, is secreted at about 9:30 p.m. in younger adolescents and approximately an hour later in older adolescents.
Melatonin hormone produced in the brain's pineal gland, is secreted at about 9:30 p.m. in younger adolescents and approximately an hour later in older adolescents.
How significant is the pineal gland?
The pineal gland, which controls the body's circadian rhythms, is essential to the body's internal schedule. Circadian rhythms are the body's natural daily cycles, which include signals that cause people to feel sleepy, awake, and aware at roughly the same times each day.
Your brain releases the hormone melatonin in reaction to darkness. It aids in sleep as well as the timing of your circadian rhythms (24-hour internal schedule). Light exposure at night can prevent the creation of melatonin. Less frequent melatonin side effects may include momentary depressive feelings, tremors, anxiety, cramps in the abdomen, irritability, decreased alertness, bewilderment, or disorientation.
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What are the genotypes of the parents in the monohybrid cross below if the following offspring genotypes are predicted?
Tt and Tt
TT and tt
Tt and TT
Tt and tt
fungi is benefical to us because of the following reason:
《1》 they are a source of oxygen.
《2》 they can clean up pollution.
《3》 they are a source of antibiotics
《4》 they help to clean run off from waste
Answer: ITS 33333333
Explanation: ik im right
Cells divide at all different rates. The fastest bacteria can divide every 20 minutes. No wonder you can feel sick with food poisoning within hours of eating food! On the other hand, some nerve cells in your body do not divide much at all. The nerve cells in a 100-year old person could be close to 100 years old. Match the examples of cell division with the correct type of cell division. Write Mi for mitosis, and Me for meiosis. A plant produces pollen cells with half the chromosomes of the parent cells. A bacterium divides to make two identical daughter cells. A skin cell divides rapidly to replace tissue damaged by a scrape. A cell duplicates its genetic material once and then divides twice to make 4 daughter cells.
A plant produces pollen cells with half the chromosomes of the parent cells: Meiosis (Me)
A bacterium divides to make two identical daughter cells: Mitosis (Mi)
A skin cell divides rapidly to replace tissue damaged by a scrape: Mitosis (Mi)
A cell duplicates its genetic material once and then divides twice to make 4 daughter cells: Meiosis (Me)
What are mitosis and meiosis?
Most cells in the body split only once during the process of mitosis, which results in the production of two identical, diploid daughter cells.
Meiosis is a form of cell division in which gametes are created during a process. Four non-identical haploid daughter cells are produced after two cycles of cell division during meiosis.
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Cells use different processes at different times to provide an organism with the energy that it needs. Spirulina is an autotrophic bacteria that can be found in freshwater and marine environments. Which process takes place in the cells of spirulina that does not occur in the cells of a human? photosynthesis aerobic respiration anaerobic respiration cellular respiration.
The process that takes place in spirulina that is not found in the human body processes is photosynthesis.
Spirulina is a cynobacterium that is capable of obtaining its energy or food by photosynthesis. Humans cannot do this, we obtain our energy from the food we eat. .
The correct option is D ; Cellular respiration , Cellular respiration is a series of chemical reactions that break down glucose to produce ATP, which can then be used as energy to power a variety of reactions throughout the body. Cellular respiration consists of three major steps: glycolysis, the citric acid cycle, and oxidative phosphorylation.
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As long as you stick to the RICE principle after a soft tissue injury, you can return to your full exercise program even if your injury is not completely healed. True False Question 11 (1 point) All of the following are functions of water, EXCEPT O A) absorbing and transporting nutrients. B) providing energy for the nervous system. C) helping to regulate body temperature. D) lubricating our moving parts.
The statement "As long as you stick to the RICE principle after a soft tissue injury, you can return to your full exercise program even if your injury is not completely healed" is False.
All of the following are functions of water except providing energy for the nervous system.
The correct option is B.
What is the RICE principle in an exercise program?The RICE principle stands for rest, ice, compression, and elevation.
Following the RICE principle (rest, ice, compression, elevation) can help promote healing, but it is not a guarantee that the injury has fully healed and it is safe to return to full activity.
Water does not provide energy directly, but it is involved in metabolic processes that produce energy. The functions of water in the body include absorbing and transporting nutrients, helping to regulate body temperature, and lubricating our moving parts.
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the importance of earth worms in agriculture
Earthworms play a vital role in agriculture by enhancing soil fertility and plant growth. They are nature's recyclers, breaking down organic matter such as leaves and dead plants, and releasing important nutrients such as nitrogen, phosphorus, and potassium into the soil. This process is known as decomposition and is essential for maintaining healthy soil. The burrows created by earthworms also allow for increased air and water circulation in the soil, which improves soil structure and drainage.
In addition, earthworms produce a rich, nutrient-dense cast that is an excellent natural fertilizer. This cast is an important component of many organic farming methods, and is often used as a soil amendment to improve soil health and promote plant growth.
Earthworms also help to reduce soil erosion, as their burrows and casts help to stabilize soil particles. This is particularly important in areas with high rainfall or steep slopes, where erosion can be a significant problem.
Overall, the importance of earthworms in agriculture cannot be overstated. By promoting healthy soil and plant growth, they are a key component of sustainable farming practices, and help to ensure that our food production systems are both productive and environmentally friendly.
The advantages are… increased nutrient availability, better drainage, and a more stable soil structure
Digestive system to cells Place the following steps in the correct order to represent how organic nutrients reach the cells of the body from the digestive system and fuel cellular respiration Rank the options below. Large quantities of ATP are produced when electron carriers travel to the electron transport chain embedded in the inner membrane of the mitochondria. . The daily food consumption of an organism provides fuel and building blocks for the body. Food is broken down via the digestive system - Within a cell, fuel molecules are further broken down during the following steps: glycolysis, the prep reaction, and the citric acid cycle With the assistance of the circulatory system, the digestive system supplies nutrients and water to the cells
Explanation:
1. The daily food consumption of an organism provides fuel and building blocks for the body.
2. Food is broken down via the digestive system
3. With the assistance of the circulatory system, the digestive system supplies nutrients and water to the cells.
4. Within a cell, fuel molecules are further broken down during the following steps: glycolysis, the prep reaction, and the citric acid cycle.
5. Large quantities of ATP are produced when electron carriers travel to the electron transport chain embedded in the inner membrane of the mitochondria.
Refer to the mystery assemblage in the Lab 7 Exercise Image Library on p. 217 of your lab manual to answer the following questions. List the bones depicted. (Be as specific as possible, including the side of the body that the bone is from, if applicable.) Lab 7 Exercise Image Library 217 LAB 7 EXERCISE IMAGE LIBRARY Students should use these images only if directed to by their instructor EXERCISE 1 ANIMAL OR HUMAN? PARTA et Ashey Los PARTB Bone Diones.com Bone Clonebonciones.com B
Based on the description provided, it appears that the lab manual contains an image of an assemblage of bones, and students are asked to identify the bones shown in the image, including the specific side of the body that the bone is from, if applicable.
How are bone assemblages used?In general, bone assemblages can be used to identify various characteristics such as the age, sex, and health of the individual from which the bones were obtained.
By examining the morphology, size, and shape of bones, forensic anthropologists can make inferences about the individual's lifestyle, occupation, and even cause of death.
The identification of specific bones and their location in the body can also help in reconstructing the individual's overall anatomy and movement patterns.
Bone assemblages are often used in forensic investigations to help identify missing or unknown individuals, and in archaeological research to gain insights into the lives of past populations.
Students can refer to the lab manual for more information and visual aids to identify the bones.
P.S. Your question is incomplete, so I gave you a general overview to help you get a better understanding of the concept
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QUESTION 3
Modern cell theory is based on which three statements?
A. All cells have a nucleus.
B. The cell is the smallest living unit of all organisms.
C. Eukaryotic cells have evolved from prokaryotic cells.
D. All cells contain the same organelles.
OE. All living things are made of at least one cell.
OF. All cells come from other pre-existing cells.
The three statements on which modern cell theory is based are:
All living things are made of at least one cell.
The cell is the smallest living unit of all organisms.
All cells come from other pre-existing cells.
The options A, C, and D are not correct statements of modern cell theory.
which of the following help explain how antibiotic resistance can evolve rapidly in bacteria? (choose all that apply)
Cas9 is a:
A. Protease
B. Nuclease
C. DNA polymerase
Cas9 is a: B. nuclease.
Cas9 it is a type of RNA-guided endonuclease enzyme that can cleave DNA strands at specific locations. This property makes it a powerful tool for genome editing and genetic engineering.
The Cas9 nuclease is often used in conjunction with a guide RNA molecule that can direct it to a specific DNA sequence, allowing for precise cutting and modification of the genome.
Therefore the correct option is B.
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Match each of the following bone types with its description. Drag the terms on the left to the appropriate blanks on the right to complete the sentences. Flat bone: Irregular :Sesamoid bone :Long bone: Short bone:longer than it is wide unusually shaped bone found embedded in a tendon
box shaped thin, plate-like
Match each of the following bone types with its description.
1. Irregular bone- unusually shaped
2. Short bone- box-shaped
3. Sesamoid bone- found embedded in a tendon
4. Long bone- longer than it is wide
5. Flat bone- thin, plate-like
What are Bones?Bones are defined as the living tissue that makes up the skeleton of the body which consists of 3 types of bone tissue including the following: Compact tissue, the hard, outer tissue of bones.
Several types of bones are there such as Irregular bone, flat bone, short bone etc. which are of several shapes.
Thus, Matching each of the following bone types with its description.
1. Irregular bone- unusually shaped
2. Short bone- box-shaped
3. Sesamoid bone- found embedded in a tendon
4. Long bone- longer than it is wide
5. Flat bone- thin, plate-like
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What codon triplet makes up Leucine and how does this codon triplet create Leucine?
The codon triplet that makes up Leucine is UUA.
What does codon triplet mean?A codon triplet is three nucleotide bases (DNA or RNA) that form the genetic code for a particular amino acid or stop signal. The sequence of codons in a gene's DNA or messenger RNA determines the sequence of amino acids in a protein. Each codon triplet corresponds to a specific amino acid, or signals the end of a protein. Codons are formed from the four nucleotides adenine (A), cytosine (C), guanine (G), and thymine (T).For example, the codon triplet UUU encodes the amino acid phenylalanine, while UAG signals the end of a protein.
This codon triplet creates Leucine by specifying the mRNA codon sequence that is read by the ribosome and translated into an amino acid sequence. The UUA codon signals the ribosome to attach the amino acid Leucine to the growing polypeptide chain.
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Determine which of the following functions apply to the skeletal system. Then drag the labels into the appropriate category - Generates heat - Site of blood-producing cells- Protects soft tissue - Regulates blood oxygen concentration Stores energy - Point of attachments for muscles Stores inorganic salts - Senses external environmentFunctions of the Skeletal System =Not a function of the Skeletal System =
Function of skeletal system:
1. Site for blood producing cells.
2. Protects soft tissue.
3. Point of attachment for muscle.
4. Stores inorganic salts.
Not a function of skeletal system:1. Generates heat.
2. Regulates blood oxygen concentration Stores energy
Senses external environment.
The biological system made up of bones and cartilage is known as the skeletal system.
It carries out the crucial tasks listed below for the human body:
The body is supported by it.
That makes moving easier.
The interior organs are shielded.
Blood cells are made by it.
aids in the storage and release of fat and minerals.
Adipose tissue produces the body's heat.
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What genus of tree has needlelike leaves occurring in groups? (Remember, the scientific name of an organism is its genus and species.)
Aristata
Picea
Coulteri
Pseudotsuga
Pinus
A. B. C.
D. E. F.
G. H. I.
Tree Identification Vocabulary:
bract – a leaflike structure often occurring between scales of cones
barb – a hooked or sharp bristle
Dichotomous Key
a. Leaves are needlelike, occurring in groups. go to #2
b. Leaves are needlelike leaves, go to #3 not grouped together (cover branch evenly).
a. Needles occur in groups of 2. Colorado Pinyon Pine (Pinus edulis)
b. Needles occur in groups of 3 or more. go to #4
a. Cones have scales with bracts. go to #5
b. Cones have rounded or wavy scales with no bracts. go to #6
a. Cones have barbs on the ends of scales. go to #7
b. Cones have smooth scales with no barbs. Sugar Pine (Pinus lambertiana)
a. Cones hang down from branch and have 3-pointed bracts. Douglas Fir (Pseudotsuga menziesii)
b. Cones are upright on branch. Noble Fir (Abies procera)
a. Cones are medium-sized and rounded. Most needles curve or point upward. Blackhills White Spruce (Picea glauca)
b. Cones are long and slender. Needles point forward. Colorado Blue Spruce (Picea pungens)
a. Cones have barbs that point upward. go to #8
b. Cones have spiny barbs that point downward. Coulter Pine (Pinus coulteri)
a. Needles are longer than the cones (longer than 4”) and slender. Jeffrey Pine (Pinus jeffreyi)
b. Needles are shorter than the cones (less than 2” long). Bristlecone Pine (Pinus aristata)
Fill in the following chart, using the dichotomous key to identify each tree. The first one has been completed for you. You should copy the chart and complete it using the lesson information.
The correct option is -
Needles are longer than the cones (longer than 4”) and slender. Jeffrey Pine (Pinus Jeffrey).Needles are shorter than the cones (less than 2” long). Bristlecone Pine (Pinus aristate).What is genus?Genus is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses.
Given is that genus of tree has needlelike leaves occurring in groups.
We can write the correct option as -
Needles are longer than the cones (longer than 4”) and slender. Jeffrey Pine (Pinus Jeffrey)Needles are shorter than the cones (less than 2” long). Bristlecone Pine (Pinus aristate)Therefore, the correct option is -
Needles are longer than the cones (longer than 4”) and slender. Jeffrey Pine (Pinus Jeffrey).Needles are shorter than the cones (less than 2” long). Bristlecone Pine (Pinus aristate).To solve more questions on genes theory, visit the link-
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Why does the GI tract have a plexus in the muscalaris and nerves in the mucosa? What physiological
functions of the tract are supported by these anatomical structures? Think about your answer in the
context of Hirschsprung's disease, a congenital disorder of the colon that involves a defect in the
myenteric plexus. What symptom or problem do you imagine the disease would cause?
The plexus in the muscularis and nerves in the mucosa of the GI tract play important roles in the physiological functions of the tract. The plexus in the muscularis controls the contractions of the smooth muscle, while the nerves in the mucosa control the secretion of digestive juices and the absorption of nutrients. The muscularis plexus, also known as the myenteric plexus, regulates the peristaltic movements of the tract that move the food along the digestive system. On the other hand, the submucosal plexus controls the secretion of enzymes and hormones that aid in digestion and absorption of nutrients.
In Hirschsprung's disease, a congenital disorder of the colon, there is a defect in the myenteric plexus, which causes an absence of nerve cells in the affected area of the colon. This leads to a blockage of the colon, preventing stool from passing through. Symptoms of the disease include constipation, abdominal distension, and vomiting, among others. This highlights the importance of the myenteric plexus in regulating the contractions of the smooth muscle in the colon, as the absence of nerve cells in this area disrupts the normal physiological function of the GI tract.
Why do scientists that work on producing biofuel from algae need to understand algae reproduction.
Algal reproduction is crucial for scientists studying the manufacture of biofuel from algae since it increases the productivity of the fuel.
Algae are born through the merging of male and female gametes from a single parent and can reproduce both sexually and asexually. Algae can provide a variety of essential renewable chemicals that can be used to make second generation biofuels in a highly attractive non-food source. It is possible to develop algae strains that can create precursors to biodiesel. Algae often contain 20% to 80% oil, which can be used to make biodiesel and kerosene, among other types of fuels.
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