The digestive system relies on many organs to cooperate in a regulated fashion to allow the digestion and absorption of nutrients from food. Put the digestive system organs in the proper order needed to digest and absorb nutrients from food.
1- Mouth and Salivary glands
2- Esophagus
3-Stomach
4- Liver
5-Gallbladder
6-Pancreas
7-Small intestine
8-Large intestine
9-Rectum
Answers
The proper order of the digestive system organs needed to digest and absorb nutrients from food is as follows:
Mouth and Salivary glands: Digestion begins in the mouth, where food is chewed and mixed with saliva produced by salivary glands. Saliva contains enzymes that start breaking down carbohydrates.Esophagus: The esophagus is a muscular tube that transports the chewed food, now called a bolus, from the mouth to the stomach through peristaltic contractions.Stomach: In the stomach, the bolus is further broken down by stomach acids and enzymes. The stomach also mixes the partially digested food with gastric juices to form chyme.Liver: Although not directly involved in digestion, the liver produces bile, a substance that helps break down fats, and plays a vital role in the metabolism of nutrients.Gallbladder: The gallbladder stores and releases bile produced by the liver into the small intestine to aid in the digestion and absorption of fats.Pancreas: The pancreas produces digestive enzymes, such as amylase, lipase, and proteases, which are released into the small intestine. These enzymes help further break down carbohydrates, fats, and proteins.Small intestine: The small intestine is the primary site for nutrient absorption. It receives digestive enzymes from the pancreas and bile from the liver and gallbladder. It further breaks down food and absorbs nutrients into the bloodstream.Large intestine: The large intestine absorbs water and electrolytes from the remaining undigested food, forming feces.Rectum: The rectum stores feces until it is eliminated from the body through the anus during defecation.The digestive system is a complex network of organs and processes that work together to break down and absorb nutrients from the food we eat. It starts in the mouth, where food is chewed and mixed with saliva to form a bolus, which is then swallowed and travels down the esophagus into the stomach. In the stomach, gastric juices break down the food further and mix it into a semi-liquid mass called chyme.
From the stomach, chyme enters the small intestine, where most of the digestion and absorption of nutrients occurs. The small intestine is lined with tiny finger-like projections called villi, which increase the surface area for nutrient absorption. Enzymes and bile produced by the liver and pancreas help break down carbohydrates, proteins, and fats into smaller molecules that can be absorbed into the bloodstream.
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Related Questions
Which traits appear to be most beneficial for survival in this environment?
Answers
Please make me brainalist and keep smiling dude I hope you will be satisfied with my answer is updated
An adaptation is any heritable trait that helps an organism, such as a plant or animal, survive and reproduce in its environment.
Individuals with adaptive traits—traits that give them some advantage—are more likely to survive and reproduce. These individuals then pass the adaptive traits on to their offspring. Over time, these advantageous traits become more common in the population.
what can be used in both active and passive transport
Answers
Answer:
Active transport requires energy for the movement of molecules whereas passive transport does not require energy for the movement of molecules.
Explanation:
In active transport ATP is used to move the substance through cell membrane.
In passive transport substance are move through tunnel proteins or some which are hydrophobic.
What is active transport?Active transport is the process of moving molecules across a cellular membrane through the use of cellular energy. The alternative to active transport is passive transport, which uses kinetic energy only to move the molecules.Active transport is usually associated with accumulating high concentrations of molecules that the cell needs, such as ions, glucose and amino acids.To know more about passive transport here
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Match each term to its corresponding
description
Gene
Chromosome
DNA
Heredity
Hydrogen Bond
Traits
Nucleus
Nucleotide
Answers
Answer:
no question
Explanation:
digestion and absorption of which of the following would be affected the most if the liver were severely damaged? group of answer choices carbohydrates proteins lipids starches
Answers
If the liver were severely damaged, the digestion and absorption of proteins would be affected the most.
The liver is a critical organ for metabolism and detoxification. It aids in the digestion and absorption of nutrients, including carbohydrates, proteins, and lipids, all of which are essential for maintaining good health.
Protein digestion begins in the stomach, where pepsin breaks down proteins into smaller peptides. As food moves through the small intestine, pancreatic enzymes continue to break down the peptides into even smaller fragments called amino acids. These amino acids are then absorbed into the bloodstream and transported to the liver, where they are metabolized.
In the liver, amino acids are used to create new proteins, including enzymes, hormones, and transport molecules. The liver is also responsible for removing excess amino acids from the bloodstream and converting them into urea, which is excreted in the urine. If the liver were severely damaged, its ability to metabolize amino acids would be impaired, leading to a buildup of toxic substances in the bloodstream.
This could cause a range of symptoms, including fatigue, weakness, and cognitive dysfunction. Therefore, the digestion and absorption of proteins would be affected the most if the liver were severely damaged.
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When a lunar eclipse happens, which would we not see: the sun or the moon?
Answers
Answer:
the sun
Explanation:
The typical lunar eclipse happens when the Sun, Earth and moon are all aligned 180 degrees apart from each other in the sky. When this happens, the Earth casts a shadow onto the moon, so the Sun should not be visible at all if you can still see the moon.
Answer: you would not see the sun
What most likely happens if water flows through a permeable soil layer and reaches a clay layer?
It dries up.
It soaks in.
It pools on top of the clay layer.
It flows down through the clay layer.
Answers
Answer:
It pools on top of the clay layer.
a single food that contains all of the essential amino acids in the proper amounts and ratios to support growth is called: a complementary protein. a complete protein an indispensible protein. an incomplete protein
Answers
A single food that contains all of the essential amino acids in the proper amounts and ratios to support growth is called a complete protein.
Organic substances known as amino acids have both amino and carboxylic acid functional groups. Alpha-amino acids, which make up proteins, are by far the most significant amino acids in nature, despite the fact that there are hundreds of them. In the genetic code, only 22 alpha amino acids are present.
Alpha-, beta-, gamma-, or delta-amino acids can be categorized according to where the main structural functional groups are located; further classifications relate to polarity, ionization, and the kind of side chain group (aliphatic, acyclic, aromatic, containing hydroxyl or sulfur, etc.). Amino acid residues are the second-largest component of human muscles and other tissues, behind water, in the form of proteins.
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when a person sits up, increasing the vertical position of their brain by 37 cm, the heart must continue to pump blood to the brain at the same rate.
Answers
When a person sits up, increasing the vertical position of their brain by 37 cm, the heart must continue to pump blood to the brain at the same rate because gravity exerts a downward force on blood in the vessels in the body.
Blood flow to the brain is essential to keep it functioning.Blood flow to the brain is essential for its proper functioning. Blood flow through the circulatory system is aided by the heart, which pumps blood through the vessels.The pumping of the heart helps to maintain the circulation of blood throughout the body, including the brain. When a person sits up, the force of gravity changes, and this has an impact on the way blood is pumped through the body's vessels.If the vertical position of the brain increases by 37 cm, the heart must continue to pump blood to the brain at the same rate, regardless of changes in the position of the body. This is because the brain needs a constant supply of blood to get oxygen and nutrients and to remove waste products from its cells.Therefore, the heart is responsible for maintaining blood pressure, which is necessary for blood flow to the brain and other organs, and it must adjust to accommodate changes in the position of the body.
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Fill in the blank:
This subject is on Lipids.
_______ fatty acids: fats that humans must eat because the body can’t make them.
Answers
Answer:
Polyunsaturated fatty acids: fats that humans must eat because the body can’t make them.
Hope this helped! :)
Explanation:
explain how amylase breaks down starch. Answer in lock and key theory
Answers
There are two types types of theory induced fit and lock and key theory.
Amylase breaks bonds between carbohydrate molecule.It can be found excreting from the pancreas and salivary glands.This enzyme follows lock and key model.The lock and key model means that the substrate must perfectly fit the enzyme, and the enzyme does not change.
The substrate , sucrose, consists of glucose and fructose bonded together.
The substrate binds to the enzyme forming an enzyme substrate complex.
The binding of the substrate and enzyme places stress on the glucose fructose bonds and the bond breaks.Products are released and the enzyme is free to bind other substrate.
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Amylase is a digestive enzyme that acts on starch in food, breaking it down into smaller carbohydrate molecules.
Enzymes are biopolymers that are involved in speeding up the reaction rates in various biological reactions. The lock and key theory suggests that there is a complimentary shaped substrate that will fit exactly into the specific shape of the enzyme's active site.
This theory is known as the 'lock and key model'. It explains why each enzyme will only work on one substrate. For example, the active site of amylase is only complementary to starch and will only break down starch, not protein or fat.
Amylase is the enzyme and the substrate is starch. The starch molecule will be complimentary in shape and fit into the active site of Amylase, so it can be broken down into maltose. Amylases digest starch into smaller molecules, ultimately it yields maltose, which is cleaved into two glucose molecules by maltase.
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How do meiosis and gene expression explain the results from Crosses 1 and 2 OR from Crosses 3 and 4?
Answers
Meiosis and gene expression explain the results from Crosses 1 and 2 OR from Crosses 3 and 4 as a result of the rearrangement as a cell when getting ready to divide which is known as genetic recombination.
What is Meiosis?This is referred to as a special type of cell division of germ cells in sexually-reproducing organisms that produces the gametes, such as sperm or egg cells and produces four unique daughter cells.
Genetic variations can arise from gene variantsor from a normal process in which genetic material is rearranged as a cell is getting ready to divide. Genetic variations that alter gene activity or protein function can introduce different traits in an organism which is what explains the variation in eye color in the offpsring in thre table given.
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Amphipathic molecules are ________; not able to interact via van der waals forces.
Answers
Amphipathic molecules are polar and nonpolar in nature, with distinct regions that are attracted to water and regions that repel water.
These molecules have both hydrophilic (water-loving) and hydrophobic (water-repelling) properties. The hydrophilic region interacts with water through hydrogen bonding, while the hydrophobic region avoids water by interacting with other nonpolar molecules.
However, amphipathic molecules are still able to interact via van der Waals forces. Van der Waals forces are weak intermolecular forces that arise from temporary fluctuations in electron distribution within molecules. These forces include London dispersion forces, dipole-dipole interactions, and hydrogen bonding. While amphipathic molecules primarily interact with water through hydrogen bonding, they can also have van der Waals interactions between their nonpolar regions and other nonpolar molecules.
In summary, amphipathic molecules are both polar and nonpolar, allowing them to interact with water through hydrogen bonding and other polar interactions. Although their hydrophobic regions avoid water, they can still interact with other nonpolar molecules through van der Waals forces. Therefore, amphipathic molecules are not solely incapable of interacting via van der Waals forces.
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If a White furred Monkey mates with a Black furred monkey, with Black being Dominant.
What are the chances the monkey will be White?
Answers
Answer:
So a 0-50% chance of getting a white monkey
Explanation:
For a white monkey to be white its has to have both recessive traits. (ww)
Black monkeys are BB or Bw
Using a Punnett square-
B B B w
w (Bw, Bw) w (Bw, ww)
w (Bw, (Bw) w (Bw, ww)
convert to percent form
0% of white, 50% of white
So a 0-50% chance of getting a white monkey
Hitchhiker’s thumb (H) is dominant to no hitchhiker’s thumb (h). A woman
who does not have hitchhiker’s thumb marries a man who is heterozygous for
hitchhiker’s thumb. What is the probable genotypic ratio of their
children?
Group of answer choices
50% Hh : 50% hh
100% HH : 0% hh
75% Hh : 25% hh
0% Hh : 100% hh
Answers
Answer:
there is a 50 50 chance
Explanation:
have a nice day!;)
The probable genotypic ratio of their children is 50% Hh : 50% hh because the man is heterozygous for the hitchhiker’s thumb, hence option A is correct.
What is a heterozygous condition?In some crosses, there are two conditions, in which some alleles are heterozygous and some are homozygous. In the homozygous trait, both alleles are the same, it may be dominant or recessive HH and hh, respectively.
The cross is between a woman who does not have a hitchhiker’s thumb and a man who is heterozygous for a hitchhiker’s thumb.
Cross: Hh X hh
Gametes: H and h
Genotype: Hh, Hh, hh, hh
Phenotype: 50% of hitchhiker’s thumb and 50% not having hitchhiker’s thumb.
The cross is attached in the image below.
Therefore, due to the heterozygous condition of man genotypic ratio of their children is 50% Hh: 50% hh.
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The number of grams of carbohydrates, protein, and fat in foods and beverages determines its number of:_________
Answers
The number of grams of carbohydrates, protein, and fat in foods and beverages determines its number of calories (i.e., consumed calories).
What do calories mean?The term 'calories' makes reference to energy obtained by consuming foods, which contain different groups of macronutrients.
The three major groups of these macronutrients include carbohydrates, protein, and fat, which provide 4 calories per gram of carbohydrates or proteins, and 9 calories per gram of fats.
In conclusion, the number of grams of carbohydrates, protein, and fat in foods and beverages determines its number of calories (i.e., consumed calories).
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How may we have evolved to be able to smell more odors?
Answers
Answer:
Genes on the Chromosome and Genetic formation.
Explanation:
What is a chromosome?
Is a structure of nucleic acids that can be found in nucleus that carries the genetic formation.
When did the sense of smell evolve?
200 million years ago.
What might be an advantage to smelling?
Smelling can allow us to identify food and many more...
Hence, the cause of the evolution of smell is because the chromosomes and the genetic formation.
The initial population of a bacteria colony is observed to be 500 bacteria. The population shows a growth rate of 50% per day, and the carrying capacity of the surrounding is estimated to be 2,000,000 bacteria. To the nearest whole number, find the population of bacteria after 15 days. A 165,822 bacteria B 622,707 bacteria C) 903,430 bacteria 2,000,000 bacteria
Answers
The population, to the nearest whole number, of bacteria after 15 days is approximately 4,769 bacteria, The correct option is E, None of the above.
To find the population of bacteria after 15 days, we can use the formula for exponential growth:
N = N₀ * \((1 + r)^t\)
Where: N = Final population after time t N₀ = Initial population r = Growth rate per time period t = Time period
Given: N₀ = 500 bacteria r = 50% per day (or 0.5) t = 15 days
Plugging in the values, we have:
N = 500 * \((1 + 0.5)^{15\)
Calculating this expression:
N = 500 * \((1.5)^{15\) N
= 500 * 9.537 N
= 4,768.5
Thus, the correct option is E, None of the above.
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The question is inappropriate; the correct question is:
The initial population of a bacterial colony is observed to be 500 bacteria. The population shows a growth rate of 50% per day, and the carrying capacity of the surrounding area is estimated to be 2,000,000 bacteria. To the nearest whole number, find the population of bacteria after 15 days.
A. 165,822 bacteria
B. 622,707 bacteria
C. 903,430 bacteria
D. 2,000,000 bacteria
E. None of the above
A sunflower is placed facing away from a window. The following day, the sunflower is facing the window. This is due to
Answers
Answer:
because plants faces and gets sunlight to grow
Explanation:
horizon.
At night, in its absence, the sunflowers face east again, anticipating the sun’s return.
They do this until they get old, when they stop moving. Then, always facing east, the old flowers await visits from insects that will spread their pollen and make new sunflowers. Those flowers too, will follow the sun.
The diagram summarizes the light-dependent reactions of photosynthesis. A diagram shows the light-dependent reactions of photosynthesis. x goes to the light dependent reaction. The light dependent reaction goes to chemical energy and oxygen. What is the input of the light-dependent reactions, labeled X? CO2, H2O, O2, and light CO2, H2O, and light CO2 and H2O H2O and light
Answers
Answer:
Although there is no diagram attached to this question but it can be answered based on the general knowledge of photosynthesis. The answer is:
H2O and light
Explanation:
Photosynthesis is a unique phenomenon that occurs in the Chloroplast of plant cells. It is the process by which plants and other autotrophs obtain their energy source (food) in the presence of sunlight. Photosynthetic process occurs in two distinct stages viz: light dependent reaction and light independent reactions.
The light dependent reaction, as the name implies, is dependent on light to occur. It occurs in the Thylakoid membrane of the Chloroplast, where a photon of light is captured by the Chlorophyll pigment and the energy is used to split molecule of water in a process called PHOTOLYSIS OF WATER. The transfer of electrons across the thylakoid membrane creates a proton pump, which is used to generate ATP and NADPH. NADPH and ATP are electron and energy carriers respectively which enters into the light independent stage in order to synthesize glucose (sugar).
In a nutshell, the inputs of the light dependent stage are LIGHT from the sun, and water (H2O), which provides the proton and electron when split.
Answer:
its D
Explanation:
Choose the right words to make the sentence scientfically
correct:
_________________pancreatic cells secrete ____________hormone
that ________________
Group of answer choices
Alpha, glucagon, increase
Answers
Alpha pancreatic cells secrete glucagon, a hormone that increases blood glucose levels.
The word alpha refers to the type of pancreatic cell that secretes glucagon. Glucagon is a hormone that is released in response to low blood glucose levels. It acts on the liver to increase the production of glucose, which helps to raise blood glucose levels back to normal.
The word secrete means to release a substance into the bloodstream. In this case, the alpha pancreatic cells are secreting the hormone glucagon into the bloodstream.
The word increase means to make something larger or greater. In this case, glucagon increases blood glucose levels by stimulating the liver to produce glucose.
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How do you know when a chemical reaction has taken place?
Answers
Answer: You can tell when a chemical reaction is taking place because it is usually accompanied by easily observed physical effects, such as the emission of heat and light, the formation of a precipitate, the evolution of gas, or a color change. All these things characterize what you look out for to find a chemical change.
Explanation:
Collect information about the kind of waste produced in your house daily and how it is disposed off
Answers
Answer:
The different classes of waste produced in a house can be classified as follow: organic waste, liquid waste, solid waste and recyclable waste
Explanation:
In family homes, it is important to understand which are the types of waste in order to know how to dispose of them properly in an environmentally friendly way. First, liquid waste from the bathroom and kitchen is usually directed to the main sewer line or eliminated by septic tanks that serve as sewage collectors. Second, organic and recyclable waste is biodegradable, thereby this type of waste is usually disposed of in incinerators or landfills. Third, solid non-hazardous waste can be eliminated by compressing with mechanical systems and covered with earth to be finally compacted.
how do you get chromosomes from your parents?
Answers
Answer: The egg and sperm each have one-half of a set of chromosomes. The egg and sperm together give the baby the full set of chromosomes
Explanation:
Answer:
The egg and sperm each have one half of a set of chromosomes. The egg and sperm together give the baby the full set of chromosomes.
Explanation:
Scientists estimate that, at current rates of consumption, known reserves of oil will last only another 10 years,
A True
B False
Answers
Tubular reabsorption requires both passive and active modes of reabsorption. Group of answer choices True False
Answers
Tubular reabsorption requires both passive and active modes of reabsorption. The statement is true.
Tubular reabsorption is a crucial process that occurs in the renal tubules of the kidneys. It involves the selective movement of substances from the tubular fluid back into the bloodstream, thereby helping to maintain the body's fluid balance and regulate the composition of urine.
Passive reabsorption refers to the movement of substances across the tubular epithelium through passive diffusion or facilitated diffusion, driven by concentration gradients. Passive reabsorption does not require the expenditure of energy by the cells lining the renal tubules. Examples of substances that are passively reabsorbed include water, lipid-soluble molecules, and some ions.
On the other hand, active reabsorption involves the movement of substances against their concentration gradients, requiring the use of energy in the form of ATP. Active reabsorption is mediated by specific transport proteins present on the epithelial cells of the renal tubules. These proteins actively transport certain substances, such as glucose, amino acids, ions (e.g., sodium), and certain drugs, from the tubular fluid back into the bloodstream.
Therefore, tubular reabsorption requires both passive and active modes of reabsorption to ensure the efficient reabsorption of a wide range of substances, maintaining homeostasis in the body.
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Alice was participating in a photosynthesis lab for science class. The lab procedures instructed Alice to prepare a test tube containing water, a sprig of elodea (a common aquarium plant), and 10 g of sodium bicarbonate (NaHCO3). She was then instructed to place the test tube in front of a strong light source for one minute. Alice noticed tiny bubbles forming on the leaves of the elodea. What is the most logical explanation for why Alice saw bubbles forming on the leaves of the elodea?Group of answer choicesThe bubbles formed as a result of the hydrogen from the sodium bicarbonate mixture dissolving the elodea leaves.The bubbles formed from the release of water molecules from the elodea leaves.The bubbles formed as the elodea plant released oxygen from the elodea leaves.The bubbles formed as the elodea plant released carbon dioxide from the elodea leaves.
Answers
Step 1.
Write down the experiment data.
- tube containing water;
- alodea (photosynthetic organism);
- 10 g of sodium bicarbonate;
- light source.
Step 2.
Why bubbles are formed on the leaves of the alodea?
The experiment have all the condictions for photosynthesis, since it provides: water (that is in the tube), CO2 (because of the dissolved sodium bicarbonate), light (because of the string light source). Therefore the most ogical explanation for Alice experiment results is: the bubbles formed as the elodea plant releases oxygen from the elodea leaves, that because with all the elements in the experiment the plant can do a normal photosynthetic process that way realing oxygen in the tube and forming bubbles of "air".
Dimensional analysis
Explain and justify your
process
1. [30 marks] Grizzly bears are an important species in the Yellowstone ecosystem and have been listed as a threatened species since 1975. Efforts to protect the Grizzly bear have seen an increase in
Answers
Dimensional analysis is a mathematical technique used to analyze and convert physical quantities by considering their units.
Dimensional analysis is a powerful tool used in science and engineering to understand and manipulate physical quantities.
It involves examining the dimensions or units of various quantities involved in a problem and using their relationships to derive new equations or convert between different units.
The process of dimensional analysis starts by identifying the relevant quantities involved in a problem and expressing them in terms of their base units (such as meters, seconds, kilograms, etc.).
Then, the dimensions or units of these quantities are compared and manipulated using algebraic operations such as multiplication, division, and cancellation.
The justification for using dimensional analysis lies in the principle of dimensional homogeneity. According to this principle, any valid equation must have the same dimensions on both sides.
By carefully considering the units, dimensional analysis allows us to check the consistency of equations, identify missing terms, derive conversion factors, or solve for unknown quantities.
Dimensional analysis is particularly useful in verifying equations, checking the correctness of derived formulas, and performing unit conversions.
It helps ensure that the mathematical relationships used to describe physical phenomena are consistent with the underlying physical principles and laws.
Additionally, it provides a systematic approach to solving problems and ensures that the final results have the correct dimensions and units, which is crucial for accurate and meaningful interpretation of scientific data.
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What type of mutation is represented below?
ATA GTC TTT GAT
ATA ATC TTT GAT
A. Insertion mutation.
B. Point mutation.
C. Deletion mutation.
Answers
This questions has two parts
35 points
Answers
Part A
Answer: (A) Candida Albicans and Saccharomyces Cerevisiae
Explanation: They have the smallest difference in Cytochrome C
Part B
Answer: (B) The two species have high molecular homology
Explanation: Molecular homology means resemblances between species on the molecular level. Since the two species from the answer in Part A have the smallest difference in Cytochrome C it means they have high molecular similarities; this is due to evolving from the same common ancestor.
(A) is not the right answer because the fungi in the table might all look similar but have different or similar genetic blueprints.(C) is not the right answer because fungi can reproduce sexually or asexually, so reproduction cannot help with determining relatedness.(D) is not the right answer because if the two species from the answer in Part A are closely related because they are both fungi, the answer for Part A should be all of the options.Which of the following statements is TRUE?
*Thin myofilaments contain actin, tropomyosin, and troponin.
Thick myofilaments contain myosin and tropomyosin.
Thin myofilaments contain myosin.
Thick myofilaments contain actin, tropomyosin, and troponin.
Answers
Answer:
a. Thin myofilaments contain actin, tropomyosin, and troponin.
Explanation: is correct/post protected