A sample of individuals from a given population are collected to estimate the allele frequencies for the population at large.
Data on 5 STR loci are provided:
Individual CSF1PO D3S1358 D5S818 D7S820 D8S1179
1 5,6 3,3 10,15 16,19 3,5
2 10,10 6,7 12,12 14,14 7,7
3 7,8 3,4 12,14 19,20 3,5
4 7,7 5,5 11,12 14,17 4,5
5 5,5 4,4 10,11 15,16 4,4
6 11,13 3,8 13,14 17,17 4,4
7 12,13 7,8 14,14 18,19 6,9
8 13,13 5,5 10,14 19,20 5,5
9 7,9 5,5 11,12 14,20 4,5
10 10,11 3,6 10,11 15,15 4,4
11 11,13 3,8 13,14 17,19 4,4
12 12,12 6,7 14,14 18,20 6,9
13 6,6 5,5 10,14 14,15 5,5
14 5,12 4,7 14,14 18,19 6,9
15 11,13 5,5 10,15 20,20 5,5
Based on the sample of 15 individuals above, what is the frequency of Allele 13 for CSF1P0? Typically, this frequency is calculated from a population. Here, the 15 individuals are the "population." Write your answer as a decimal.

Answers

Answer 1

Answer:

23.3%

Explanation:

To calculate the frequency of Allele 13 for CSF1P0, we need to count the number of times that allele 13 appears in the dataset and then divide by the total number of alleles at that locus in the population.

Looking at the CSF1P0 column, we can see that allele 13 appears 7 times in the dataset (in individuals 6, 7, 8, 11, 12, 15). There are a total of 30 alleles at the CSF1P0 locus in the dataset (2 per individual x 15 individuals).

So, the frequency of allele 13 for CSF1P0 in this sample of 15 individuals is:

Frequency of allele 13 = (number of copies of allele 13) / (total number of alleles) = 7 / 30 ≈ 0.233.

Therefore, the frequency of allele 13 for CSF1P0 in this sample is approximately 0.233 or 23.3%.

Answer 2

The frequency of allele 13 at the CSF1PO locus in this sample is 0.333.

What is allele frequency?

To calculate the frequency of Allele 13 for CSF1PO, we need to count the number of occurrences of allele 13 in the sample and divide by the total number of alleles observed at this locus in the sample.

Looking at the data provided, we can see that alleles 13 are present in individuals 6, 7, 11, 12, and 15 at the CSF1PO locus. Therefore, the total number of occurrences of allele 13 in the sample is 5 * 2 = 10 (since each individual has two copies of the gene).

The total number of alleles observed at the CSF1PO locus in the sample is 15 * 2 = 30 (since there are 15 individuals and each has two copies of the gene).

Therefore, the frequency of allele 13 at the CSF1PO locus in this sample is:

frequency of allele 13 = number of occurrences of allele 13 / total number of alleles observed = 10 / 30 = 0.333

Rounded to three decimal places, the frequency of allele 13 at the CSF1PO locus in this sample is 0.333.

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Related Questions

HELP WILL MARK BL!!!!!!!!

Answers

Joseph Stalin's rule of USSR is best described as a totalitarian regime.

What does Totalitarian regime mean?

A totalitarian regime is a type of government that seeks complete control over its citizens' lives and seeks to eliminate all opposing political and social organizations. It typically involves a single-party state whose leaders have absolute power and maintain complete control over all aspects of society, including the economy, the media, education, and the military.

Joseph Stalin's rule was a classic example of a totalitarian regime. He maintained complete control over all aspects of Soviet society, with the Communist Party as the sole governing structure. Stalin also imposed extreme censorship and repression of dissent, leading to widespread human rights violations and a culture of fear throughout the Soviet Union.

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semen analysis indicates that the client's sperm have decreased motility. which of the following cellular components may be defective within the client's sperm?

Answers

Answer:

Explanation:

Decreased sperm motility may be caused by a defect in the flagellum, which is the structure responsible for propelling the sperm forward.

The flagellum is a long, whip-like structure that extends from the body of the sperm and propels it through the female reproductive tract. It is composed of microtubules and other proteins, which work together to create a wave-like motion that propels the sperm forward.

If there is a defect in the structure or function of the flagellum, it can result in decreased sperm motility and reduced fertility. Other factors that can affect sperm motility include hormonal imbalances, infections, exposure to toxins, and genetic abnormalities. A semen analysis can help to identify these factors and guide treatment options.

Which population of organisms would be in the greatest danger of becoming extinct?.

Answers

Answer:

A population of organisms having few variations living in an unstable environment.

Explanation:

I dont know what im supposed to do, im very confused on how to go about attempting this assignment

Answers

Answer:

Ok so If your a male don't feel nervous it's important just to look for a diagram showing the names of each part and relax and focus you can do it.

Explanation:

“Insertion” definition.

Answers

Answer:

insertion can be defined as the action of inserting something.it can also be defined as the place or manner of attachment of an organs.

By exploiting the above symmetry, or otherwise, calculate the electric potential at a point on the axis of the annulus a distance from its center.Hint How to exploit the angular symmetry of the problem

Answers

The electric potential at a point on the axis of the annulus a distance z from its center is given by:  [tex]V = kQ / (2z) * sqrt(r^2 + z^2) / (2π)[/tex]

What is angular symmetry?

To exploit the angular symmetry of the problem, we can consider a circular ring of radius r and thickness dr, with charge density λ. The potential dV at a point P on the axis of the ring, at a distance z from the center of the ring, due to a small element of charge dq on the ring is given by:

[tex]dV = kdq / sqrt(r^2 + z^2)[/tex]

where k is the Coulomb constant.

We can express the charge density λ in terms of the total charge Q on the ring and the circumference C of the ring as:

λ = Q / C = Q / (2πr)

Substituting this expression into the equation for dV and integrating over the entire ring, we get:

[tex]V = ∫dV = kQ / (2π) ∫dr / sqrt(r^2 + z^2)[/tex]

To evaluate the integral, we can make the substitution [tex]u = r^2 + z^2, du = 2rdr,[/tex]  to obtain:

[tex]V = kQ / (4πz) ∫du / sqrt(u) = kQ / (4πz) * 2sqrt(u) = kQ / (2z) * sqrt(r^2 + z^2) / (2π)[/tex]

Therefore, the electric potential at a point on the axis of the annulus a distance z from its center is given by:

[tex]V = kQ / (2z) * sqrt(r^2 + z^2) / (2π)[/tex]

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a goat that is heterozygous for long hair (hh) and curved horns (cc) mates with a goat that is homozygous for short hair (hh) and straight horns (cc). which of the following genotypes is impossible for their offspring to have?

Answers

The genotype of the offspring produced will be: 1:1:1:1 (HhCc): (hhCc): (Hhcc): (hhcc).

What is Genotype?

Genotype is the complete set of genes or genetic information which is present in the nucleus of an organism.

The parents which will be crossed are: heterozygous for long hair and curved horns (HhCc) mates with a homozygous for short hair and straight horns (hhcc).

The possible genotype of the offspring produced will be:

25% or 1/4 will be heterozygous dominant long haired and curved horns (HhCc).

25% or 1/4 will be long haired and straight horned (Hhcc).

25% or 1/4 will be short haired and curved horned (hhCc).

25% or 1/4 will be shhort haired and straight horned (hhcc) (homozygous dominant).

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Describe the structures of chitin and cellulose.

Answers

Chitin and cellulose, play crucial structural roles in nature. They share certain structural similarities, but they also have some significant structural variances.

What kind of a structure is chitin?

Figure 2. Chitin is a polysaccharide made up of 1-4 connected 2-acetamido-2-deoxy-d-glucopyranose molecules. It is safe to assume that chitin is situated between cellulose and collagen on the evolutionary map.

What are the cellulose's structural components?

Long polymer chains of glucose units held together by a beta acetal bond make up the structure of cellulose. A very small section of a cellulose chain can be seen in the image on the left.

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In Guinea pigs; black fur color (B) is dominant to albino (b): and Rough coat is dominant to Smooth coat (1) group of heterozygous black; smooth males (Bbrr) are mated with heterozygous black; heterozygous rough females (BbRr) total of 150 offspring De produced. By considering observed affsprings: please answer the following questions step by step. (12 p) What is your null hypothesis?

Answers

Null hypothesis: There are no statistically significant differences between the observed and the expected outcomes. The differences in the outcomes are by chance.

What is a null hypothesis?

In statistics, the Null Hypothesis is the prediction made about population parameters. It refers to the equality between variables. It states there is no difference between variables.

Usually, the null hypothesis is opposite to the alternative hypothesis, which proposes differences between variables.

The alternative hypothesis is what the researcher wants to prove or test, but the conclusions are done concerning the null hypothesis,

There is enough evidence to reject the null hypothesisThere is not enough evidence to reject the null hypothesis

Cross

Parentals) Bbrr   x   BbRr

F1) Total: 150 pigs

Observed

63 black and rough (42%) 51 black and smooth (34%) 12 albino and rough (8%) 24 albino and smooth (16%)

Expected

           Br     Br      br      br

BR    BBRr  BBRr  BbRr  BbRr

Br     BBrr   BBrr   Bbrr    Bbrr

bR    BbRr  BbRr   bbRr   bbRr

br     Bbrr   Bbrr    bbrr    bbrr

6/16 black and rough (37.5%)6/16 black and smooth (37.5%)2/16 albino and rough (12.5%)2/16 albino and smooth (12.5%)

                                 Expected    Observed

Black and rough          56.25            63

Black and smooth        56.25            51

Albino and rough         18.75             12

Albino and smooth       18.75             24

We can see differences between the observed and the expected number of pigs with different phenotypes.

Null hypothesis:

There are no statistically significant differences between the observed and the expected outcomes.

Genes coding for each trait are expected to assort independently.

If there are differences between the observed and the expected values, these are by chance.

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select all of the following statements that are true concerning living organisms and how they acquire energy. check all that apply cells, the basic unit of life, cannot survive on their own. instead, all living organisms must obtain and use energy to live.cells, the basic unit of life, cannot survive on their own. instead, all living organisms must obtain and use energy to live. energy flows through a system by being captured, changing forms, used for work, and lost as heat.energy flows through a system by being captured, changing forms, used for work, and lost as heat. instead of a constant input of energy, energy is recycled by organisms.instead of a constant input of energy, energy is recycled by organisms. the daily food consumption of an organism provides the energy to support all the metabolic process required for the organism to live.the daily food consumption of an organism provides the energy to support all the metabolic process required for the organism to live. life runs on mechanical energy from food.life runs on mechanical energy from food. energy is needed to carry out life processes such as growth, repair, reproduction, movement, and defense.

Answers

The statements which are true about living organisms and how they acquire energy are as follows:

Cells are the basic unit of life and cannot survive on their own. instead, all living organisms must obtain and use energy to live.Energy flows through a system by being captured, changing forms, used for work, and lost as heat.

What is a cell?

A cell may be characterized as a basic and fundamental unit of life. Cells are the structural and functional unit of life. All organisms on the surface of the earth are composed of one to numerous cells. They facilitate the survival of living organisms.

They are significantly composed of molecules that contain carbon-carbon bonds. They undergo chemical reactions in order to utilize the energy they acquire from the environment.  Living things include all the organisms that express attributes that make them specific from non-living organisms.

Living organisms have an organized structure, they are composed of cells, they need the energy to survive or sustain existence, they are able to reproduce and they exhibit an ability to grow.

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fill in the blank. presynaptic neurons can release multiple neurotransmitters at different times through the process of___, in which vesicles containing different neurotransmitters have different levels of sensitivity to calcium. group of answer choices corelease reuptake cotransmission autoreceptors

Answers

Presynaptic neurons can release multiple neurotransmitters at different times through the process of reuptake, in which vesicles containing different neurotransmitters have different levels of sensitivity to calcium. Thus, the correct option is B.

What is Reuptake?

Reuptake is the process of reabsorption of a neurotransmitter by a neurotransmitter transporter which is located along the plasma membrane of an axon terminal, the pre-synaptic neuron at a synapse or the glial cell which is present after it has performed its function of transmission of a neural impulse.

Reuptake is necessary for the normal synaptic physiology because it allows the recycling of neurotransmitters and also the regulation of the level of neurotransmitter present in the synapse, thereby controlling how long a signal resulting from the neurotransmitter release lasts. Because the neurotransmitters are too large and hydrophilic to diffuse through the membrane, through the specific transport proteins that are necessary for the reabsorption of neurotransmitters.

Therefore, the correct option is B.

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Please help me answer this question ASAP!!

Answers

Both claims are wrong because the expression represents the quotient of 9 and y times the product of 3 and t.

What is the correct description of the given expression?

The correct description of the given expression 9/y (3t) is obtained from the order of mathematical operation.

The expression represents the quotient of 9 and y times the product of 3 and t.

This is given below:

9/y (3t) = 9/y * (3 * t)

Therefore:

Student A who represents the expression as the product of 9 and y times the product of 3 and t is wrong.

Student B  who represents the expression as the quotient of 9 and y times the sum of 3 and t is also wrong.

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. Suppose you were observing an organism through a microscope and noticed that it
moved toward the bottom of the slide and then it moved to the right. What does this
tell you about the actual movement of the organism?

Answers

The organism is actually moving upwards and then to the left.

What is a microscope?

A microscope is an optical instrument used for observing small objects. It is used in place of an unaided eyes to view relatively small objects e.g. living microbes.

However, during microscope usage, If one moves tge slide to the right, the specimen moves to the left as one is viewing it microscopically.

This occurs due to the use of the mirror in the microscope that makes it appear to move in the opposite direction.

Therefore, according to this question, the organism is moving in the opposite direction of what was described.

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Mastering A and P for the LAB - 2021 Spring Term (0) Lab 07: The Skeletal System Art-Labeling Activity: External view of the skull Drag the appropriate labels to their respective targets. Reset Help Frontal bone Parietal bone Sphenoid bone Temporal bone Occipital bone Emold bone Palatine bone Lacrimal bone Nasal bones Zygomatic bono Interior rasal concha Vomer bone Mandible Butimi Previous Answers Request new x incorrect, Try Again: 5 attempts remaining Ba S 2 3 4 5 6 7

Answers

The labelled diagram of external surface of the human skull is attached below.

What are the bones present on the external surface of the skull?

The external view of the skull includes several bones that protect and support the brain, as well as provide attachment points for the muscles of the head and neck. Some of the major bones that can be seen on the external surface of the skull include:

Frontal bone: the bone that forms the forehead and the upper part of the eye sockets.

Parietal bones: two large bones that form most of the top and sides of the skull.

Temporal bones: two bones that form the lower sides of the skull, including the ear canals and the joints with the lower jaw.

Occipital bone: the bone that forms the back of the skull, including the base and the foramen magnum, through which the spinal cord passes.

Sphenoid bone: a complex bone that forms part of the base of the skull and is involved in the structure of the eye sockets and the nasal cavity.

Ethmoid bone: a delicate bone that forms part of the anterior base of the skull and is involved in the structure of the nasal cavity and the eye sockets.

Palatine bone: two small bones that form the posterior part of the hard palate and the floor of the nasal cavity.

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The unlabeled diagram and it's labelled diagram has been attached.

The clarity of lake water is affected by the amount of phytoplankton

Answers

Answer:

yes they feed off of algae so they turn green so the lake becomes green and murky

Explanation:

An illness of symptoms or deficits that affect voluntary motor or sensory functions, which
suggest another medical condition but that is judged to be caused by psychological factors
because the illness is preceded by conflicts or other stressors in known as which of the
following?
A.
Factitious disorder
B.
Illness anxiety disorder
C.
Somatic symptom disorder
D.
Functional neurological symptom
disorder

Answers

An illness of symptoms or deficits that affect voluntary motor or sensory functions, which suggest another medical condition but that is judged to be caused by psychological factors because the illness is preceded by conflicts or other stressors is known as Functional Neurological Symptom Disorder.

Thhe correct answer is D.

What is Functional Neurological Symptom Disorder?

A Functional Neurological Symptom Disorder, also known as Conversion Disorder. This disorder involves the presence of neurological symptoms or deficits such as weakness, tremors, or sensory loss that cannot be fully explained by medical or neurological conditions. The symptoms are instead thought to be caused by psychological factors, such as stress, trauma, or conflicts.

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a species of tree has a flexible body structure that allows it to support heavy weights without snapping, and each of its needles is covered by a cuticle to prevent moisture loss. in which of the following biomes would this tree be most likely to thrive? desert taiga temperate grassland tropical rainforest

Answers

In the taiga biome, this tree is most likely to thrive. Therefore, option B is correct.

What is the taiga biome?

The taiga, commonly referred to as the boreal forest, is the world's northernmost and coldest forest. It is made up primarily of the conifer species larch, birch, and aspen, as well as the evergreen spruce, fir, and pine.

Coniferous woods are those that have evergreen trees that produce cones. Elegant pines coexist in this environment alongside tamarack, spruce, and fir.

Thus, In the taiga biome, this tree is most likely to thrive. Therefore, option B is correct.

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What is NOT a way that businesses can become more sustainable?

moving to a service economy

engaging in greenwashing

considering the entire life cycle of a product

encouraging take-back programs

Answers

Businesses can improve their sustainability by using greenwashing techniques.

What Sets Sustainable & Environmentally Friendly Products Apart?

A product is said to be "eco-friendly" if it doesn't hurt the environment, which is a very clear-cut definition. However, sustainability encompasses a wide range of challenges and activities that, when their requirements are addressed, do not have an impact on future generations.

What attributes make someone resilient?

Contrary to common assumption, living sustainably doesn't necessitate depriving yourself of comforts; rather, it merely requires that you are aware of how much you use of the environment's resources and that you minimize waste. All of our actions taken together will have a significant effect.

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Answer:

engaging in greenwashing

Explanation:

answer given on failed quiz lol

HELPPPPPPPPPPPPPPPPPP​

Answers

it’s c or d but i think it’s c

this is a picture of poison ivy. the leaf is on the left, and a stem with leaves is on the right. select all of the true statements about poison ivy based on this image.

Answers

Correct choices include the second and fourth.Because poison ivy leaves have lobes, they are referred to as lobed leaves.There really are two leaves with points facing opposite ways in adjacent leaves.

Are the leaves of poison ivy opposing or alternate?

Box elder leaves are arranged in the opposite direction from poison ivy leaves along the vine.

What sort of stem is included in poison ivy?

The reddish hue of the poison sumac stem is its first distinguishing feature.In addition, rather than branching off exactly across from one another, the stems containing the leaves will alternately grow on each side, from left to right.Moreover, the center stem, which supports the largest leaf, will always grow longer and more prominent.

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Types of Macromolecules: Part A
Decide whether each label describes proteins, nucleic acids, or carbohydrates, and then drag it into the appropriate bin.

Answers

Large, intricate molecules known as proteins perform a variety of vital functions in the body. They are crucial for the structure, operation, and regulation of the body's tissues and organs and carry out the majority of their job inside cells.

What are nucleic acids and what do they do?

Large biomolecules called nucleic acids are necessary for all organisms and viruses to function. The preservation and release of genomic data is a key role of nucleic acids. The information cells require to produce proteins is encoded in deoxyribonucleic acid, or DNA.

A broad variety of both beneficial and unhealthy meals, including bread, beans, milk, popcorn, potatoes, cookies, spaghetti, soft drinks, corn, and cherry pie, contain carbohydrates. They can take on various shapes as well. Sugars, fibers, and starches are the most prevalent and plentiful types.

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All cells that are capable of replication and metabolism contain which of the following characteristics?
-organelles
-chromosomes
-cell walls
-ribosomes
-flagella
-cell membrane

Answers

The characteristic that all cells that are capable of replication and metabolism contain is a cell membrane.

which statement describes a key difference between meiosis and mitosis

Answers

So, the main difference is that meiosis produces genetically diverse daughter cells with half the number of chromosomes as the original cell, while mitosis produces genetically identical daughter cells with the same number of chromosomes as the original cell.

What is cell?

A cell is the basic structural, functional, and biological unit of all living organisms. It is the smallest unit of life that is capable of carrying out all the functions necessary for life, such as metabolism, growth, reproduction, and responding to stimuli. All living organisms are made up of one or more cells, which can vary in size, shape, and function depending on the organism and the tissues they make up. Cells are surrounded by a membrane that separates the internal environment of the cell from the external environment, and contain a variety of specialized structures called organelles that perform specific functions such as energy production, protein synthesis, and waste removal.

Here,

During meiosis, the cells undergo two rounds of division, resulting in the production of four haploid daughter cells, each with half the number of chromosomes as the original cell. This process is important for sexual reproduction, as it produces genetically diverse cells that can combine with other cells during fertilization to create offspring with a unique combination of traits.

During mitosis, the cells undergo only one round of division, resulting in the production of two genetically identical daughter cells that are identical to the original cell. This process is important for a variety of biological processes, including growth, repair, and asexual reproduction.

A key difference between meiosis and mitosis is that meiosis involves two rounds of cell division resulting in the production of four genetically diverse daughter cells with half the number of chromosomes as the original cell, while mitosis involves only one round of cell division resulting in the production of two genetically identical daughter cells with the same number of chromosomes as the original cell.

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1. Why is a pollinator required in the sexual reproduction of flowering plants?

Answers

Plants cannot move, so they rely on pollinators to help transmit pollen (also known as plant sperm) through one plant to the next in order to produce genetically varied progeny.

Explain the importance of pollinators in flowering plants?

Flowers are a plant's means of sexual reproduction, and how well a plant gets along with its pollinators determines how they look.

The petals act as a landing pad and visual flag. The pollinator runs through the plant's sex organs as it approaches the nectar source (a attractant) (stamens and pistils). The pollinator spreads pollen to certain other flowers by transferring pollen that has adhered to its body. Several tree species and grasses that are pollinated by the wind typically lack beautiful blossoms. Instead, they create a lot more pollen that is released into the air and used by the wind to spread to other plants, exacerbating allergies in certain people.

Thus, plants cannot move, so they rely on pollinators to help transmit pollen (also known as plant sperm) through one plant to the next in order to produce genetically varied progeny.

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A friend tells you that garbage can turn into maggots, which are fly larvae. What part of the cell theory could you use to disprove this claim?.

Answers

All live cells originate from pre-existing cells, in accordance with the Schwann and Schleiden cell theory. Garbage that is decomposing (organic waste) cannot produce maggots on its own.

Fly is required for the growth of maggots (whether it lay eggs or not). Fly eggs are laid in organic debris that is decomposing, such as in trash cans, dung, roadkill, etc. Although it seems repulsive, that is how nature works. These eggs develop into larvae, or more often known as maggots.

Maggots often only remain alive for five to six days before developing into pupae and then adult flies. The solitary eggs of the house fly resemble rice grains. House fly eggs develop into larvae, also called maggots, in just one day. White, legless insects known as maggots eat from the location where eggs are laid.

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What is muncipal waste

Answers

Answer:

Municipal solid waste (MSW) includes all items from homes and businesses that people no longer have any use for. These wastes are commonly called trash or garbage and include items such as food, paper, plastics, textiles, leather, wood, glass, metals, sanitary waste in septic tanks, and other wastes.

Explanation:

Explanation:

Municipal solid waste, commonly known as trash or garbage in the United States and rubbish in Britain, is a waste type consisting of everyday items that are discarded by the public. "Garbage" can also refer specifically to food waste, as in a garbage disposal; the two are sometimes collected separately.

PLEASE HELP ASAP

Which statement expresses why water is so important to living organisms?

A. It assists organisms in breathing in oxygen.
B. It assists organisms in remaining disease free.
C. It assists organisms in obtaining certain dissolvable substances.
D. It assists organisms in releasing carbon dioxide.

Answers

Answer: C. It assists organisms in obtaining certain dissolvable substances.

Explanation: Sugars and carbs need moisture to be digested properly, which means that option C best matches this explanation. Therefore, C is your answer.

Hope this helps! :)

Vacuoles are found in plants, animals and single-celled organisms. In plants, vacuoles can occupy up to 90% of the cell while in animals, vacuoles are much smaller and also help store ions and nutrients. Single celled organisms that live in aquatic environments, like Paramecium, have a contractile vacuole to maintain homeostasis.

Based on what you know about the function of vacuoles, a vacuole helps an organism maintain homeostasis by

Answers

A vacuole helps an organism maintain homeostasis by storing ions, nutrients, and other materials necessary for the cell's metabolism.

What is vacuole?

A vacuole is a membrane-enclosed organelle found in the cytoplasm of eukaryotic cells. It is an important organelle that provides structure and maintains cellular homeostasis. Vacuoles usually contain a variety of substances, including water, ions, proteins, and other organic molecules. They can also function as storage compartments, breaking down protein aggregates or storing materials that are important for cell survival.

In single-celled organisms like Paramecium, the contractile vacuole also helps maintain homeostasis by pumping excess water out of the cell to prevent it from becoming too full. In plants, vacuoles also help to regulate the turgor pressure of the cell, which helps to maintain the shape of the plant cell and its overall structure.

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Think about the transfer of energy within any ecosystem, like the one shown in this diagram. Which statement provides the best predictable outcome if the Sun no longer provided light for Earth?
A: Water would evaporate, but not condense, so all plant life would die off. B:Photosynthetic organisms would no longer have an energy source.
C: Earth would lose most of its gravity, and plants would grow toward the sky.
D: Plants would get their necessary energy from the Moon's light at night.

Answers

The loss of this primary energy source would ultimately lead to the collapse of the food chain, and most of the other organisms that depend on photosynthesis for their energy needs would also die off. Therefore, option B provides the most accurate and predictable outcome.

What is food chain?

A food chain is a sequence of organisms in an ecosystem in which each member of the chain feeds on the one before it and is then eaten by the one after it. In a typical food chain, producers (such as plants) are eaten by herbivores (such as insects or small animals), which are then eaten by carnivores (such as larger animals or predators). The food chain illustrates the flow of energy and nutrients in an ecosystem, as well as the interdependence of different species. The length of a food chain can vary, depending on the complexity of the ecosystem and the number of different species involved. Ultimately, all food chains start with the sun, which provides energy to producers through the process of photosynthesis. In addition to being an important ecological concept, food chains can also be used to study the impacts of environmental disturbances or changes, such as climate change or habitat destruction, on the survival and interactions of different species in an ecosystem.

Here,

The best predictable outcome if the Sun no longer provided light for Earth would be that photosynthetic organisms would no longer have an energy source, which is described in option B. Photosynthesis is the process by which plants and other organisms convert light energy from the sun into chemical energy that can be used to fuel their growth and other life processes. If the sun were to stop providing light, photosynthetic organisms would no longer be able to generate this energy, which would cause a cascading effect throughout the entire ecosystem.

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there are three types of muscles: skeletal, smooth and cardiac. which of these is the largest, striated and controls coluntary actions

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Answer:

Explanation:

The largest, striated muscle that controls voluntary actions is the skeletal muscle. Skeletal muscle is attached to bones by tendons and is responsible for the movement of the body, such as walking, running, and lifting weights. These muscles are under conscious control, meaning that we can choose to contract and relax them voluntarily. The striations of skeletal muscle are due to the arrangement of protein fibers within the muscle cells, which give the muscle its characteristic striped appearance. In addition to movement, skeletal muscle also plays a role in maintaining posture and generating heat.

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