In a scientific method, scientists proceed with investigations to gather data and make observations as forms of evidence, and during the entire process, scientists take detailed notes of their procedures, hence options C and D are correct.
What is the scientific method?The scientific method is the method of objectively maintaining facts during testing and experimentation.
There are two methods that correctly summarize the scientific method:
Scientists perform observations to collect data and make observations as forms of evidence.During the entire process, scientists take detailed writings of their procedures so they can be observed again either by themself or by other scientists.Therefore, options C and D are correct.
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Which of these groups consist of parasitic flagellated cells, such as Trypanosoma, the organism that causes sleeping sickness?a. metazoansb. kinetoplastidsc. brown algaed. ciliates5. diatoms
The family Trypanosomatidae comprises numerous parasitic beat protozoans. Two genera, Trypanosoma and Leishmania, incorporate significant microorganisms of people and homegrown creatures. The correct answer is (b) kinetoplastids.
African Trypanosomiasis, otherwise called "resting affliction", is brought about by infinitesimal parasites of the species Trypanosoma brucei. It is communicated by the tsetse fly (Glossina species), which is tracked down just in sub-Saharan Africa.
Trypanosoma is a variety of kinetoplastids (class Trypanosomatidae), a monophyletic gathering of unicellular parasitic lash protozoa. Trypanosoma is essential for the phylum Sarcomastigophora.
Human African trypanosomiasis, otherwise called a resting infection, is a vector-borne parasitic sickness. It is brought about by contamination with protozoan parasites having a place with the variety Trypanosoma.
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proteins that function in the mitochondria are made by
Nuclear genes encode approximately 99% of mitochondrial proteins, including prokaryotic genes that were transferred to the nucleus as well as genes coding for novel mitochondrial proteins created by eukaryotic cells.
The overwhelming majority of mitochondrial proteins are now produced in the cytoplasm and imported into the organelle by a complex network of protein translocases. The mitochondrial rRNAs are encoded by mt DNA, whereas the nuclear genome encodes ribosomal proteins, which are made on cytoplasmic ribosomes and then imported into the mitochondria.
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Which of the following organelle is found in only plant cells?
Cell Membrane
Vacoule
Nucleus
Cell wall
Answer:
Chloroplasts
Explanation:
Chloroplasts are the food producers of the cell. The organelles are only found in plant cells and some protists such as algae. Animal cells do not have chloroplasts. Chloroplasts work to convert light energy of the Sun into sugars that can be used by cells.
in the traditionally accepted model of upr initiation, What activates the UPR?
The UPR is not engaged under normal circumstances, but it can become active in response to specific stimuli, like as hypoxia or altered glycosylation, because of a buildup of unfolded proteins.
The unfolded protein response is triggered by ER stress (UPR). Although the UPR works to reduce ER stress, it can potentially result in cell death if it is sustained. In the ER membrane, there are at least three ER stress sensors: IRE1, PERK, and ATF6.
The endoplasmic reticulum (ER) is a dynamic intracellular organelle that performs a variety of vital tasks for cellular growth, homeostasis, and stress resistance. Unfolded protein response (UPR), a well-known signalling cascade, is triggered in response to cellular stress. Three ER transmembrane proteins, Activator model, PKR-like ER kinase (PERK), and Inositol Requiring 1 (IRE1), start the UPR.
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Which of the following projections of the spine are improved significantly with the use of a compensating filter? 1.) AP cervical 2.) AP thoracic
Option c) 2 and 3 ,(AP thoracic ,lateral cervicothoracic region (swimmer's technique).projections of the spine are improved significantly with the use of a compensating filter.
From the base of the skull to the tailbone, the bones, muscles, tendons, and other tissues. The spine protects the spinal cord and the fluid that surrounds it. Also known as the backbone, spinal column, or vertebral column.
What is the purpose of the spine?It provides structure and support to your body. It enables you to move freely and bend with flexibility. The spine is also intended to safeguard your spinal cord. The spinal cord is a nerve column that connects your brain to the rest of your body and allows you to regulate your motions.
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Full Question: Which of the following projections of the spine are improved significantly with the use of a compensating filter?
1.) AP cervical
2.) AP thoracic
3.) lateral cervicothoracic region (swimmer's technique)
a. 1 and 2
b. 1 and 3
c. 2 and 3
d. 1, 2, and 3
In the traditionally accepted model of UPR initiation, which molecule dissociates from the transmembrane receptor proteins in the ER thus activating the UPR? a) Ubiquitin b) glucosyltransferase c) BIP/Grp78 d) glucose
Molecule dissociates from the transmembrane receptor proteins in the ER thus activating the UPR is c) BIP/Grp78
In general , BIP/Grp78 is a considered as the chaperone protein that gets associated with to newly synthesized proteins inside the endoplasmic reticulum. BIP/Grp78 helps in the proper folding and minimize aggregation.
It is also known as Binding Immunoglobulin Protein (BIP) or Glucose-Regulated Protein 78 (Grp78). BIP/Grp78 comes from the family of heat shock proteins and is a member of the HSP70 family of proteins. Hence, during ER stress, BIP/Grp78 will dissociate from the transmembrane receptor proteins PERK, IRE1, and ATF6, allowing them to activate and initiate the UPR.
Hence , C is the correct option
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one or more extra whole sets of chromosomes is called choose... , which often is beneficial in plants.
The answer to the question is polyploidy. Polyploidy refers to the presence of more than two sets of chromosomes in an organism's cells. It is common in plants and often results in larger and more robust individuals with improved growth and reproduction.
Hybridization is a natural process that can lead to polyploidy. Colchicine treatment is an artificial procedure that can lead to polyploidy. Increased growth, improved resilience to stressors like disease and drought, and higher genetic variety are all advantages of polyploidy in plants. New species may evolve as a result, and crops with higher yields and higher quality may arise.
Although polyploidy can have unfavorable effects, such as decreased fertility brought on by problems with chromosomal pairing during meiosis, it is nonetheless a crucial process for plant evolution and adaptability. For farming, conservation, and evolutionary biology, it's critical to comprehend the genetic and ecological effects of polyploidy.
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Mario was attempting to develop a cure for the flu. Mario gave three test subjects, all sick with the flu, massive doses of vitamin C. All three subjects recovered within a week. Mario concluded that massive doses of vitamin C will cure the flu.
Why did the scientific community deem Mario's research to be invalid?
Responses
A Vitamin C, in any amount, is harmful to humans.Vitamin C, in any amount, is harmful to humans.
B Three test subjects is not a large enough sample size.Three test subjects is not a large enough sample size.
C Trying to develop a cure for the flu should never be attempted.Trying to develop a cure for the flu should never be attempted.
D Mario must have changed the data
Choice B is correct here. Especially when experimenting with illnesses like the flu, three test subjects is not sufficient enough. Cures can change based on age, size, gender, etc. In addition, everyone's body reacts different to illness cures, meaning he needs to test more subjects before fully concluding that Vitamin C is a cure.
What are the 3 parts of the stomach?
Stomach has 3 parts which are Cardia, Fundus and Body.
Cardia is the anterior most part of the stomach which connects esophagus to the stomach to receive food from the esophagus. food and liquids pass through the cardia.
Fundus is present above the cardia, the fundus is a rounded section next to the cardia, it does not usually store food unless the stomach is full. the fundus stores any gas that is a byproduct of digestion.
Body is the main part of stomach where digestion occurs the body of stomach store food until it passes into the small intestine, volume of body is 50 milliliters but it can expand up to 1 liter
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complete the photosynthesis reaction by placing the compounds and energy sources into the reaction as reactants or products. one molecule will not be placed.
Reactants in the photosynthetic reaction include water, light energy, and carbon dioxide. Plants convert carbon dioxide, water, and sunshine into oxygen and sugar-based energy through a process called photosynthesis.
The term "photosynthesis" is most frequently abbreviated as 6CO₂ + 6H₂O C₆H₁₂O₆ + 6O₂.
This shows that the conversion of the reactants—six molecules of carbon dioxide and six molecules of water—into the products—a sugar molecule and six molecules of oxygen—takes place as a result of chlorophyll's absorption of light energy (implied by the arrow).
The three phases of the photosynthetic cycle are as follows: Chlorophyll absorbs light energy and splits water molecules into oxygen and hydrogen. Chemical energy is created from light energy. Carbohydrates are produced as a result of the reduction of carbon dioxide.
The following are the three stages of photosynthesis: the assimilation of sunlight The pigment's chlorophyll absorbs sunlight. water fracturing Light breaking water into two molecules of hydrogen and oxygen and converting to chemical energy.
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HELP PLEASE: Which of the following would be considered a theory?
A. Animal research is more effective in labs that are outdoors
B. The universe was created from a single massive explosion
C. Nuclear energy should be widely used to produce energy
D. A cold front will arrive in 6 hours and result in heavy rain
Answer:
B. The universe was created from a single massive explosion
Explanation:
That is actually the Big Bang Theory
Answer:
B
Explanation: b is the only answer there that could be considered as a theory
Question: What is the effect of day length on plant
growth?
Hypothesis: Plants will grow more when the day is
longer.
Answer: Yes
Explanation: Its the sun which is prevalent during the day because thats how photosynthesis occurs and takes place with the plant .
which secondary metaphor has similarities with being a ‘liquid?’ mcom 2350
One secondary metaphor that has similarities with being a 'liquid' is the idea of being "fluid." When we describe something as "fluid," we are suggesting that it is flexible, adaptable, and able to move and change easily, much like a liquid.
For example, we might describe someone's communication style as "fluid" if they are able to adapt to different situations and communicate effectively with a variety of people. We might also describe a project plan as "fluid" if it is able to change and adapt as new information or challenges arise.
In both cases, the metaphor of being "fluid" suggests that the thing in question is able to move and adapt easily, just as a liquid can flow and take on different shapes.
Another secondary metaphor that is similar to being a "liquid" is the idea of being "flowing." When we describe a person or situation as "flowing," we mean that they are moving forward with a sense of momentum and ease, just as a liquid moves easily from one place to another. Being "flowing" can suggest a sense of energy, purpose, and direction, and can be used to describe people who are achieving their goals or situations that are progressing smoothly.
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the uterine wall is composed of three tissue layers; the middle layer is called the ____.
The middle layer of the uterine wall is called the myometrium. It is a thick layer of smooth muscle that contracts during labor and helps to expel the fetus.
The myometrium is sandwiched between the innermost layer, the endometrium, and the outermost layer, the perimetrium. The myometrium is the middle layer of the uterine wall, consisting mainly of smooth muscle tissue. It is responsible for the contraction and relaxation of the uterus, which is important during menstruation, childbirth, and postpartum recovery.
During menstruation, the myometrium contracts to shed the endometrial lining and expel menstrual blood from the uterus. During pregnancy, the myometrium provides the muscular support needed for fetal growth and development. It also helps to dilate the cervix during labor and expel the fetus during delivery.
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what is a red herring
A red herring is something that deflects attention away from a crucial or pertinent subject. It could either be a literary device or a logical mistake that misleads readers or audiences.
The red herring fallacy belongs to a large category of informal relevance fallacies. The red herring is a deceptively convincing, but ultimately pointless, diversionary tactic, in contrast to the straw man, which includes distorting the other party's stance. A red herring may be intentional or accidental; there need not be a deliberate desire to deceive, according to the Oxford English Dictionary. The phrase is mostly used to indicate that an argument has no bearing on the topic at hand. For illustration "I believe we ought to tighten up the academic standards for kids. We are in a budget dilemma and do not want our pay to be impacted, so I advise you to support this." The second sentence does not directly address that subject, yet being used to buttress the first sentence.
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Which of the following events would best be described as a case of sympatric speciation?
a. An individual plant undergoes meiotic failure, producing diploid pollen and ovules; these self-fertilize, germinate, and grow into several fully fertile tetraploid plants.
b. A population of lizards is subdivided by a natural barrier and subsequently diverges to form two species that cannot interbreed.
c. A new, isolated population of fruit flies is founded by a small group of colonists, who then diverge from the ancestral source population.
d. Speciation cannot take place in sympatry, only in allopatry, where geography poses a barrier to gene flow.
Option A: An individual plant undergoes meiotic failure, producing diploid pollen and ovules; these self-fertilize, germinate, and grow into several fully fertile tetraploid plants, is best described as a case of sympatric speciation.
The most frequent way for this speciation occurrence to happen is by polyploidy, in which a child or group of children will be born with twice as many chromosomes as is typical. These offspring may have four copies of each chromosome (polyploidy), whereas a typical person has two copies of each chromosome (tetraploidy). Reproductive isolation results from a tetraploid's inability to mate with a diploid.
Sympatric speciation is a type of speciation that takes place when two populations of the same species coexist in the same geographical area but develop in distinct ways to the point where they can no longer interbreed and are thus classified as separate species.
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Primary consumers are members of an ecosystem that only eat producers (plants). They are also known as herbivores (plant eaters). Which organisms in the Desert Biome Food Web below are primary consumers? (MARK ALL THAT APPLY)
(4 points)
Choices:
grass
kangaroo rat
rabbit
hawk
star cactus
cactus
Answer: Kangaroo rat and rabbit
Explanation:
Kangaroo rats and rabbits are primary consumers in the desert biome. Therefore, options C and D are correct.
What are primary consumers?An organism that consumes primary producers is referred to as a primary consumer. Animals that eat plants, and herbivores are frequently the main consumers. Because they must consume other things in order to thrive, they are known as heterotrophs.
Animals that only eat plant stuff are considered primary consumers. They are herbivores, like cows, sheep, deer, and caterpillars.
Kangaroo rats and rabbits are primary consumers in the desert biome. Therefore, options C and D are correct.
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There are two ways in which organisms can obtain energy: oxidize reduced chemicals obtained from the environment, while harvest light energy. True or false?
There are two ways, one is by photosynthesis and another is by oxidation organism gets energy, hence the given statement is true.
What is photosynthesis?Photosynthesis is the process by which organism makes chemical compounds by using light energy. This is the main process of the autotrophs through which they make their own food.
In this process, energy is made by solar energy converted into an organic compound, that is used by plants and other organisms, that used to eat.
Therefore, oxidizing reduced chemicals obtained from the environment while harvesting light energy is the main way in which organisms can obtain energy.
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the combining forms or terms that literally mean rib are
The combining forms or terms that literally mean" caricature" are cost/ o and pleuro- 8.
The combining word form that refers to the" chine, vertebral column, and/ or backbone" is rachi/ o- and spondyl/o. Cost/ o- Cost/ o is deduced from the Latin word" costa," which means caricature. Cost/ o is generally used in medical language to relate to the caricatures, as well as to structures or conditions related to the caricatures, similar as the costal cartilage, costochondritis( inflammation of the cartilage that connects the caricatures to the sternum), and costovertebral joints( joints between the caricatures and the chines).
Pleur/ o- Pleur/ o is deduced from the Greek word" pleura," which means caricature or side. Although it's primarily used to relate to the pleura, which is the thin membrane that lines the lungs and the casket depression, pleur/ o is also used to describe structures or conditions.
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what happens in anaphase of mitosis
Every chromosomal pair splits into two identical, independent chromosomes during anaphase. The mitotic spindle, a component of the cell, divides the chromosomes.
The division of the duplicated genetic material contained in a parent cell's nucleus into two identical daughter cells is known as anaphase, which is the fourth stage of the mitotic process. Each pair of chromosomes splits into two identical, separate chromosomes during anaphase. A structure known as the mitotic spindle separates the chromosomes. The microtubules, which make up the mitotic spindle and are connected to a chromosome at one end and the cell pole at the other, are numerous long proteins that are found in cells. During this process, the centromeres of the sister chromatids split concurrently. Afterward, the spindle pulls the separated chromosomes to the cell's opposite poles.
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What are the bonds in a glucose molecule?
The difference is that the EN of C, H, and O aren't strong enough to cause one atom to give up its electrons, preventing the formation of a genuine ionic connection. As a result, glucose 's bonds are completely covalent.
The bulk of compounds that we come into contact with in daily life are formed in a completely different way than the formation of bonds through the transfer of electrons. The atoms are joined by covalent bonds. When electrons are shared, a covalent bond is created. A molecule is a collection of atoms that are covalently connected. These molecules include carbon dioxide, glucose, and DNA. The number of atoms in the molecules might range from 2 to a million. Each glucose molecule has 24 covalent bonds, whether they are in linear or cyclic form.
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Heyy i need your help pleasee
Classify the following organs or organisms into two groups, those that are autotrophic
and those that are heterotrophic: human - mushroom - apple tree - apple - root - cactus
- jellyfish - leaf
Answer:
Autotrophic: Apple tree, Leaf
Heterotrophic: Human, Mushroom, Apple, Root, Cactus, Jellyfish
Explanation:
Autotrophic organisms are able to produce their own food using energy from the sun, water, and carbon dioxide, through the process of photosynthesis. In contrast, heterotrophic organisms cannot produce their own food, and instead must obtain nutrients and energy from other sources, such as other organisms or organic matter.
Answer:
Autotrophic: Apple tree, Cactus, Leaf
Heterotrophic: Human, Mushroom, Apple, Root, Jellyfish
Erwin Chargaff determined that the number of ____ like guanine and adenine always equal the number of ____ like cytosine and thymine.
Erwin Chargaff discovered that the quantity of pyrimidines, such as cytosine and thymine, and purines, such as guanine and adenine, are always equal.
According to Chargaff's rules, DNA from every cell of any organism should have a ratio of 1:1 of purine and purine bases. More specifically, the amounts of guanine and adenine should be equal to nucleotides and thymine, respectively. This phrase alludes to the work of Columbia University biochemist Erwin Chargaff. DNA always includes equal amounts of guanine, cytosine, adenine, and thymine, according to Chargaff's analysis of the ratios of the four types of base units in the late 1940s. Moreover, there should be a 1:1 molar ratio ratio between the purine & pyrimidine bases (A+G=T+C). The nitrogenous bases adenine, thymine, cytosine, & guanine are all present in DNA. Both adenine and thymine always bind with cytosine, and vice versa. As some nucleotides are always found in pairs, their percentages in the DNA will be equal.
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question content area top part 1 what is a common term used to describe the items needed for standard precautions or body substance isolation precautions?
The common term used to describe the items needed for standard precautions or body substance isolation precautions is Personal Protective Equipment (PPE).
PPE are items or clothing worn by healthcare personnel to protect themselves and/or the patient from the transfer of microorganisms, body fluids, or other potentially infectious material. These items include, but are not limited to, gloves, gowns, masks, eye protection, face shields, and shoe coverings. PPE must be chosen based on the specific procedures being performed and the risk of exposure to infectious materials. It is important to note that PPE alone is not enough to protect healthcare personnel from infectious material and should be used in conjunction with proper hand hygiene and other infection control practices.
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Green anoles are lizards that can change their skin color rapidly in response to various stimuli. this adaptation is the result of:________
'Green anoles are lizards that can change their skin color rapidly in response to various stimuli. this adaptation is the result of beneficial traits passed on from parents to offspring.
What is the evolutionary process of natural selection?The evolutionary process of natural selection is a natural mechanism by which organisms show differential survival and reproduction rate and it is associated with the transference of characters across generations.
Therefore, with this data, we can see that the evolutionary process of natural selection is fundamental to reaching the transmission of hereditary features in different generations.
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what evidence do you have that the phenotypes you are investigating are actually being inherited? could they simply be the result of the environmental effects?
The evidence that the phenotypes we can investigate are actually being inherited is the transmission of the same features across generations, which may be contrasted to environmental effects when the environment directly changes the phenotype.
What are the genetic and environmental relationships in a phenotype?The expression of genetic and environmental relationships in a phenotype makes reference to how a feature in the organism can be affected by genes 9genetic material) or the enviroment.
Therefore, with this data, we can see that genetic and environmental relationships shape the phenotypes but it can be investigated by placing organisms in different environments.
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the liquid inside the stomach is said to be acidic. what does that mean? select all that apply
The liquid inside the stomach is said to be acidic it means that the pH of liquid inside the stomach is below 7 and many other things like
The liquid has a pH that is lower than 7 on the pH scale.
The stomach secretes hydrochloric acid (HCl) to aid in food digestion and eliminate dangerous microorganisms.
The stomach's acidity aids in the activation of digestive enzymes and facilitates the absorption of some nutrients.
Sometimes the stomach's acidity can result in discomfort or irritability, such as heartburn or indigestion.
In conclusion, the term "acidic" refers to the stomach's liquid contents having a pH below 7 and the stomach's production of hydrochloric acid, which aids in digestion.
Gastric juice is the liquid inside your stomach. It is a complex mixture of several chemicals, not just acid and enzymes. Examine the molecules, the cells that produce them, and the functions of the various components like Water , Mucous ,Hydrochloric Acid, Pepsinogen Hormones and Electrolytes, Gastric Lipase, Intrinsic Factor, and Amylase.
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what is a symbiosis mutualism?
Answer :
Symbiosis mutualism is a type of symbiotic relationship between two different species, in which both species benefit from the association.
In mutualistic symbiosis, the two species involved have a mutually beneficial relationship, where they provide each other with resources, protection, or other benefits.
For Example:
A common mutualistic relationship is between flowering plants and pollinating insects, such as bees or butterflies. The plants provide the insects with nectar and pollen as a food source, while the insects help to pollinate the flowers and ensure the continued survival of the plant species.
Mendel hypothesized that reproductive cells have only one factor for each inherited trait. this hypothesis is supported by which observation?
Mendel hypothesized that reproductive cells have only one factor for each inherited trait. This hypothesis is supported by haploid cells produced by meiosis.
Meiosis is a type of cell division in sexually reproducing organisms which reduces the number of chromosomes in gametes. In the human body the somatic cells which are present are generally diploid, that contain two sets of chromosomes (one from each parent). To maintain this constancy the egg and sperm unites during fertilization. So they must be haploid, with a single set of chromosomes. During the process of meiosis each diploid cell undergoes two stages of division to yield four haploid daughter cells which is known as the gametes. The purpose of meiosis is to produce gametes, or sex cells and to maintain the constancy of the chromosome. During meiosis, four daughter cells are produced, each of which are haploid that contains half as many chromosomes as the parent.
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The stripes in skeletal muscle are due to the presence of Multiple Choice a. multiple nuclei per cell. b. actin and myosin filaments intercalated disks. c. the branching of cells, d. tendons connecting the muscle to bone.
The stripes in skeletal muscle are due to the presence of actin and myosin filaments intercalated disks. Therefore, the correct option is B.
What are skeletal muscles?Skeletal muscles are the voluntary muscles of the body that helps the body to move and provides support to the body. They are typically attached by the tendons to the bones of the skeletal system.
The skeletal muscle fibers have stripes which are called striations, which are formed due to the myofibrils. The basic unit of striated (striped) muscle is a sarcomere comprised of actin (light bands) and myosin (dark bands) filaments. Therefore, the correct option is B.
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