Which type of enzyme, produced in the walls of the small intestine, removes single amino acids from the end of small polypeptides?
Answers
Exopeptidase enzyme, produced in the walls of the small intestine, removes single amino acids from the end of small polypeptides.
Of those five components, pepsin is the predominant enzyme worried with protein digestion. It breaks down proteins into smaller peptides and amino acids that may be without trouble absorbed inside the small intestine. Proteins are digested via the pancreatic enzymes trypsin chymotrypsin, and carboxypeptidase.
The enzymes that act within the small intestine are amylase protease and lipase. Amylase acts on starch and breaks it down into small carbohydrate molecules. Protease acts on proteins and breaks them down into amino acids. Lipase breaks down dietary fats into smaller molecules called fatty acids and glycerol. Amylase digests carbohydrates, lipase digests fat, and trypsin digests proteins. The pancreas also secretes big portions of sodium bicarbonate.
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Related Questions
How does the nervous system help you to survive?
Answers
Answer: The nervous system helps all the parts of the body to communicate with each other
Explanation:
Major areas of science include
physical science
basics science
life science
ethical science
social science
Answers
Answer:
physical earth and life science
Explanation:
Answer:
physical earth and life science
Explanation:
What does epithelial tissue do? a. fills internal spaces, provides structural support, stores energy b. contracts to produce movement, includes skeletal muscle, cardiac muscle, and smooth muscle c. covers exposed surfaces, lines internal passageways and chambers, forms secretory glands d. conducts electrical impulses, carries information
Answers
The things that epithelial tissues do are covers exposed surfaces, lines internal passageways and chambers, forms secretory glands (Option C).
Epithelial tissue is a type of tissue that is composed of one or more layers of cells that cover the body surfaces or line the cavities of the body. The cells in epithelial tissue are closely packed and form continuous sheets that can vary in thickness from a single layer of cells to many layers of cells.
The functions of epithelial tissue are:
It covers exposed surfaces and protects the body from physical and chemical damage.It lines internal passageways and chambers and protects the body from invading microorganisms.It forms secretory glands that secrete mucus, sweat, enzymes, and hormones.Hence, the correct answer is Option C.
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Is a person who inherits a single allele for Huntington’s disease likely to develop the disorder? If so, when during his or her lifetime?
Answers
Answer:
Huntington's disease is caused by an inherited defect in a single gene, meaning yes it is likely. more likely will get symptoms between the ages of 30-40s
what organ is affected by macular degeneration, a common condition for older people? group of answer choices a.liver b.bone c.eyes d.stomach e.kidneys
Answers
Macular degeneration is a common condition that affects the eyes of older people.
Correct option is C.
It is a condition that gradually causes vision loss, making it difficult to see fine details. This is due to the deterioration of the macula, which is the part of the eye responsible for central vision. The macula is located in the central area of the retina, which is the innermost layer of the eye.
As macular degeneration progresses, the center of the visual field becomes increasingly blurry and distorted, making it difficult to recognize faces, read, and drive. Macular degeneration is a progressive condition, meaning that it worsens over time. Treatment and lifestyle modifications can help slow the progression of the condition, but it is not possible to reverse the damage caused by the condition.
Correct option is C.
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Which is allele is dominant?
Answers
Answer:
It’s A
Explanation:
The body needs to use anaerobic respiration during ___________
Answers
Answer:
hard exercise
Explanation:
The body needs to use anaerobic respiration during hard exercise.
Anaerobic respiration transfers energy from glucose to cells. It occurs when oxygen is not present. It transfers large amounts of energy quickly.describe the abiotic factors that can limit the growth of a population
Answers
Abiotic factors: These are the non-living factors whose imbalance will limit the population's growth, such as water scarcity, air pollution, changing the temperature to adverse levels, harsh climate, and limited space.
A water molecule is attracted to another water molecule. This is an example of
Answers
Which of the following about structural genes of operons is not true: Group of answer choices are transcribed as polycistronic mRNAs are inhibited by repressor proteins are controlled by a common regulatory system are transcribed by RNA polymerase all of the above are true
Answers
The answer to the question is: "Group of answer choices are transcribed as polycistronic mRNAs is not true."
Operons are a cluster of genes that are transcribed together as a single mRNA molecule. These genes are regulated by a common regulatory system and are transcribed by RNA polymerase. The mRNA molecule produced from an operon contains information for all the genes in the operon, and these genes are translated into their respective proteins.
However, not all operons contain multiple genes that are transcribed together as a single mRNA molecule. Some operons only have one gene, and therefore, they are not transcribed as polycistronic mRNAs. In these cases, the mRNA produced only contains information for one gene, which is translated into its respective protein.
Repressor proteins are involved in the regulation of operons, where they bind to specific sites on the DNA and inhibit the transcription of the genes. Therefore, the statement "are inhibited by repressor proteins" is true.
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define fossils and identify 2 kinds of fossils
Answers
fossils are the preserved evidence of a past live organism ! ʕ ᵔᴥᵔ ʔ
body fossil : parts of the species physical anatomy
trace fossil : proof of a species existence and habituals
have a great week, you got this ! ✽-(ˆ▽ˆ)/✽
All of the following are responsibilities of derivative classifiers EXCEPT:1) Derivative classifiers must have access to classification guidance.2) Derivative classifiers must understand derivative classification policies and procedures.3) Derivative classifiers must have original classification authority.4) Derivative classifiers must possess the requisite subject matter expertise, as well as classified management and marking techniques.
Answers
Derivative classifiers are individuals who are responsible for re-classifying or downgrading previously classified information. All of the following responsibilities are expected of derivative classifiers EXCEPT having original classification authority. Here option 3 is the correct answer.
Access to classification guidance: Derivative classifiers must have access to the appropriate classification guidance in order to properly re-classify information. Original classification authority: Original classification authority refers to the ability to classify information at the highest level of classification.
Understanding derivative classification policies and procedures: Derivative classifiers must be familiar with the policies and procedures for re-classifying information, including the requirements for protecting classified information and marking it with the proper security classifications.
Possession of subject matter expertise and classified management and marking techniques: Derivative classifiers must possess the necessary subject matter expertise and be familiar with the techniques for managing and marking classified information.
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which answer choice is not associated with the termination stage of translation based on what we learned in lecture?
Answers
In the termination stage of translation, the polypeptide chain is released from the ribosome and the translation complex dissociates. The termination of translation is influenced by three release factors: RF1, RF2, and RF3.
The termination stage also involves several mechanisms that are used to ensure that the translation process is terminated accurately. However, one answer choice is not associated with the termination stage of translation, and that is the initiation stage. During the initiation stage, the small ribosomal subunit binds to the 5' end of mRNA and scans until it reaches the start codon.
The large ribosomal subunit binds to the small subunit, and the initiator tRNA is positioned at the P site of the ribosome. The elongation stage follows the initiation stage, during which the ribosome moves along the mRNA, and the polypeptide chain grows. The termination stage is the last stage of translation, and it involves the release of the polypeptide chain and the dissociation of the translation complex.
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Question 2 of 10
Which option describes a step in designing a controlled experiment?
A. Setting up control and experimental groups that differ for all
variables
B. Confirming that the hypothesis matches what other scientists
have previously found
C. Writing a flexible procedure that will produce different data each
time it is carried out
D. Identifying the independent (manipulated) and dependent
(responding) variables
Answers
The option that describes a step in designing a controlled experiment is identifying the independent (manipulated) and dependent (responding) variables (option D).
What is a controlled experiment?A controlled experiment is an experiment in which all the variable factors in an experimental group and a comparison control group are kept the same except for one variable factor in the experimental group that is changed or altered (independent variable).
An experiment is usually made up of an independent variable and a dependent variable.
However, in a controlled experiment, only one independent and dependent variable can be used, while all other variables are kept constant or controlled.
Therefore, the option that describes a step in designing a controlled experiment is identifying the independent (manipulated) and dependent (responding) variables.
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PLEASE HELP! BIOLOGY
Glycerol 3-phosphate, an organic molecule, is shown here. It is formed during the breakdown of glucose in glycolysis. It is structurally similar to glyceraldehyde 3-phosphate, formed in the Calvin cycle during photosynthesis. These two molecules have a 3-carbon backbone. Which of these statements accurately describe how cells utilize glycerol 3-phosphate and glyceraldehyde 3-phosphate to synthesize other molecules necessary for life? Select ALL that apply.
A) G3P can be used to form the nitrogenous bases of DNA and RNA by the simple addition of a nitrogen atom.
B) G3P can be used to form the backbone of triglycerides. Glycerol combines with fatty acid tails to form lipids.
C) Two G3P molecules can be combined through anabolic processes to form glucose, a six- carbon sugar required by cells.
D) G3P can be used to form ATP by the catabolic process of adding two phosphate groups to the existing three-carbon backbone of the molecule.
E) G3P can be used in to synthesize amino acids, which contain a central carbon, a carboxylic acid group, and a variable R group. These amino acids can the combine to form proteins.
Answers
Answer:
The Answer is, B, C, And E. I just took it on USATESTPREP.
B) G3P can be used to form the backbone of triglycerides. Glycerol combines with fatty acid tails to form lipids.
C) Two G3P molecules can be combined through anabolic processes to form glucose, a six-carbon sugar required by cells.
E) G3P can be used in to synthesize amino acids, which contain a central carbon, a carboxylic acid group, and a variable R group. These amino acids can then combine to form proteins.
The statements which describes how cells utilize glycerol 3-phosphate and glyceraldehyde 3-phosphate include:
G3P can be used to form the backbone of triglycerides. Glycerol combines with fatty acid tails to form lipids.Two G3P molecules can be combined through anabolic processes to form glucose, a six-carbon sugar required by cells.G3P can be used in to synthesize amino acids, which contain a central carbon, a carboxylic acid group, and a variable R group. These amino acids can then combine to form proteins.What is Synthesis?This involves the combination of different constituents in other to form a whole one.
The enzymes glycerol 3-phosphate and glyceraldehyde 3-phosphate to synthesize other molecules such as lipids and amino acids which are necessary for life.
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4. The temperature in \( \# 3 \) is fresh water's temperature of maximum density. a. lower than b. equal to c. higher than
Answers
The given statement “The temperature in # 3 is fresh water's temperature of maximum density” means that the temperature at point 3 has a density of maximum density compared to other points of fresh water. So, the temperature at point 3 is equal to fresh water's temperature of maximum density. Therefore, the answer is option b. equal to.
Water is known as the only substance on earth that exists in all three forms, i.e., solid, liquid, and gas. Moreover, the density of water is also unique compared to other substances. Density is the property of a substance that measures the relationship between the mass and volume of a substance. The density of water varies with temperature and pressure. So, the density of water is always higher than that of gases but lower than most solids.
The density of fresh water at standard atmospheric pressure is around 1000 kg/m³, whereas seawater has a density of around 1025 kg/m³ at the surface. The density of water at different temperatures: Water has a unique density-temperature relationship, meaning the density of water varies with temperature.
At 4 °C, fresh water has the highest density, and as the temperature rises or falls below this point, the density of water decreases. So, water has an anomalous density-temperature relationship. Hence, b is the correct option.
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what effect do you think deficiencies in lysosomal enzymes would have on phagocytes? what effect do you think deficiencies in lysosomal enzymes would have on phagocytes? there would be decreased levels of endocytosis occurring. phagocytes would lose the capability to digest bacteria. materials composed of cells will not be able to be packaged and modified. production of atp will decrease.
Answers
Deficiencies in lysosomal enzymes would result in phagocytes having decreased levels of endocytosis, losing the capability to digest bacteria, and being unable to package and modify materials composed of cells. Additionally, the production of ATP would decrease.
Deficiencies in lysosomal enzymes can significantly affect phagocytes, which are immune cells responsible for engulfing and digesting foreign substances, such as bacteria. Lysosomes are the cell's digestive compartments containing enzymes for breaking down various materials.
One effect of lysosomal enzyme deficiencies in phagocytes is decreased levels of endocytosis, the process by which phagocytes internalize and engulf foreign particles. Lysosomal enzymes play a crucial role in the digestion of engulfed materials, and their deficiency can impair the phagocyte's ability to efficiently break down and process the engulfed substances.
Additionally, deficiencies in lysosomal enzymes would result in phagocytes losing the capability to digest bacteria effectively. Lysosomal enzymes, including proteases and hydrolases, are responsible for breaking down bacterial components, rendering them harmless. Without functional lysosomal enzymes, phagocytes would struggle to eliminate bacterial infections effectively.
Moreover, deficiencies in lysosomal enzymes would impair the phagocyte's ability to properly package and modify materials composed of cells. Lysosomes play a crucial role in recycling cellular components and removing waste products. Without functional lysosomal enzymes, phagocytes may accumulate cellular debris, leading to compromised cellular function.
It is important to note that deficiencies in lysosomal enzymes would not directly impact ATP production in phagocytes. ATP is primarily generated through cellular respiration in the mitochondria, and while lysosomes play a role in cellular metabolism, their dysfunction would not directly lead to decreased ATP production.
In summary, deficiencies in lysosomal enzymes in phagocytes would result in decreased endocytosis, impaired bacterial digestion, compromised packaging and modification of cellular materials, but would not directly affect ATP production.
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notch is a receptor protein displayed on the surface of certain cells in developing fruit fly embryos. notch’s ligand is a membrane-bound protein called delta that is displayed on the surface of adjacent cells. when notch is activated by its ligand, the intracellular tail of the notch protein becomes separated from the rest of the protein. this allows the intracellular tail to move to the cell’s nucleus and alter the expression of specific genes.
Answers
Delta's role in regulating cell communication through the Notch signaling pathway is that Delta restricts cell communication to short distances within a developing embryo.
What is cell communication?Chemical signals are typically used by cells to communicate. These chemical signals, which are proteins or other molecules made by the sending cell and released into the extracellular space, are frequently secreted by the cell. They can then travel to nearby cells by floating there, much like messages in a bottle.
During the development of fruit fly embryos, the receptor protein notch is visible on the surface of some cells. The protein delta, which is membrane-bound and expressed on the surface of neighboring cells, is the ligand for the notch. The intracellular tail of the notch protein separates from the rest of the protein when notch is activated by its ligand. Consequently, the intracellular tail can move to the cell's nucleus and change the way some genes are expressed.
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If the symbol “→” means “are made of”, which of the following answer choices correctly demonstrates the relationship between the given terms? (1 point)
Cells → Tissues → Organs → Organ Systems
Organ Systems → Organs → Tissues → Cells
Organ Systems → Organs → Cells → Tissues
Tissues → Organ Systems → Cells → Organs
Answers
Answer:
Organ Systems → Organs → Tissues → Cells
Explanation:
Just took the Quick Check
The option that best demonstrates the relationship between the level of organizations of life if the symbol → means "are made of" is Organ Systems → Organs → Tissues → Cells
LEVEL OF ORGANIZATION:
All living organisms are made up of cells, which is the smallest or simplest unit of life.
However, CELLS of similar functions come together to make up the TISSUES, tissues come together to make up ORGANS and organs that perform similar functions come together to make up ORGAN SYSTEMS.
Therefore, if the right arrow symbol (→) means "made up of", the best and correct representation of life is:
Organ Systems → Organs → Tissues → Cells
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If you are on the top a mountain and drop an apple, it
will fall to the ground, even though the apple is
gravitationally attracted to you. Why?
a)Earth is larger and has a much stronger
gravitational pull
b) Apples always fall down
C) Centrifugal forces pull the apple to the Earth
and that is stronger than your gravitational pull
d) None of these
Answers
what is the probability that individuals ii-1 and ii-2 could have a child who is unaffected?
Answers
The probability that individuals ii-1 and ii-2 could have a child who is unaffected is 25%.
Due to the fact that each of them carries a single copy of the recessive gene, there is a 25% possibility that each of their children may inherit two copies of the gene and develop the condition.
As the illness is autosomal recessive, whether or not both parents have the gene determines the likelihood that a kid will not be afflicted. A kid has a 25% chance of being unaffected, a 50% risk of being a carrier, and a 25% chance of being afflicted if both parents are carriers.
The ratio of alleles that each parent possesses determines the likelihood of an unaffected offspring.
If each parent has one recessive gene copy, the ratio of recessive to dominant alleles will be 1:1, giving the kid a 25% chance of being unaffected.
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A dust storm occurs in the Sahel of Africa. It blankets surrounding villages and pollutes cattle pastures. Some of the dust is picked up by wind currents traveling across the continent and to the Atlantic Ocean. It eventually covers Caribbean coral reefs with sediment, smothering and killing them. The exchange involved in this type of ecosystem interaction is: ________
Answers
The exchange involved in this type of ecosystem interaction is called an indirect effect. This is because the dust storm in the Sahel of Africa is causing changes in a different ecosystem, which is the Caribbean coral reefs.
The dust from the storm travels across the continent and eventually reaches the Caribbean Sea. The sediment from the dust settles on the coral reefs, smothering them and eventually killing them. This is a clear example of how different ecosystems are interconnected, and how changes in one ecosystem can have significant impacts on another ecosystem.
There are many examples of indirect effects in different ecosystems around the world. For instance, if there is a drought in one ecosystem, it can affect the availability of food and water for animals that migrate to other ecosystems.
Similarly, if there is an increase in temperature in one ecosystem, it can affect the growth and survival of plants and animals in a nearby ecosystem that are not adapted to the new conditions.
These indirect effects can have cascading impacts on entire ecosystems, and can cause changes in species composition, nutrient cycling, and other important ecological processes.In conclusion, the exchange involved in the interaction between the dust storm in the Sahel of Africa and the Caribbean coral reefs is an indirect effect.
This example highlights the importance of understanding how different ecosystems are interconnected, and how changes in one ecosystem can have significant impacts on others.
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What would be the best option for showing locations of housing and industry on a city map?
a) labeling housing zones with a single dot
b) using grid lines and icons to show city zones
c) drawing a circle around the industry areas
d) using arrows to point out housing and industry
Answers
The best option for showing locations of housing and industry on a city map is drawing a circle around the industrial areas. Thus option "C" is correct.
What are general reference maps?Road maps and historical maps are general reference maps as it shows the physical (natural and man-made) features in an area and can use different colours to differentiate different rods and locations.
Early formed maps or historical maps are general reference maps as it can represent the discovery of a landscape briefly.
Thus option "C" is correct.
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A good scientific experiment is reproducible. What does this mean?A. Scientific results have undergone systematic and critical testing.
B. Experiment, hypothesis.
C. It must be open to revision in the light of new data.
D. Anyone can conduct the same experiment in another lab and expect the same results.
Answers
Anyone can conduct the same experiment in another lab and expect the same results.
What is reproducible ?When a researcher collects new data to reach the same scientific conclusions as a prior study, this is referred to as "replicability." In contrast, "reproducibility" refers to situations in which the original researcher's data and computer programmes are utilised to regenerate the results.
A process called an experiment is used to ascertain whether real-world observations support or contradict the hypothesis' derived predictions. A hypothesis gains more credibility if evidence from an experiment supports it.
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an example of anatomical feature found in all primates is group of answer choices prehensile tail extreme sexual dimorphism grooming claw large canine teeth a bony, or enclosed eye socket
Answers
The example of anatomical feature found in all primates is as follows: a bony, or enclosed eye socket (option E).
What are primates?Primates are mammals of the order Primates, including simians and prosimians. This includes lemurs, lorises, monkeys, apes, and man.
Some features that distinguishes primates are as follows:
Relatively large, complex brainForward-facing eyes with overlapping fields of view that allow depth perceptionEye sockets with a ring or cup of bone surrounding and supporting the eyesGrasping hands with long fingers to curl around objectsAccording to this question, option E is the correct feature that is possessed by all primates.
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A habitat supports ten thousand rabbits, however, the habitat has enough water and space to support twenty thousand rabbits. What might be a reason for
this?
Answers
Which of the following is evidence that DNA is the hereditary material? Select all that apply. Proteins are complex and variable. o Bacterial DNA from one strain can give a related strain new genetic characteristics. Bacterial DNA was transferred from one strain into a related strain. Viral DNA that enters a host cell is sufficient to form new viral particles.
Answers
Bacterial DNA from one strain can give a related strain new genetic characteristics. Bacterial DNA was transferred from one strain into a related strain.
Bacteria are single-celled microorganisms that belong to the domain Bacteria. They are prokaryotic organisms, lacking a nucleus and other membrane-bound organelles. Bacteria exhibit diverse shapes, including spheres (cocci), rods (bacilli), and spirals (spirilla). They are found in various environments, such as soil, water, and the human body. Bacteria play crucial roles in ecological processes, including nutrient cycling and decomposition. While some bacteria are beneficial, such as those involved in digestion or nitrogen fixation, others can cause diseases. Bacteria reproduce through binary fission, allowing for rapid population growth. They have a wide range of metabolic capabilities and contribute to various aspects of human life, including industry, medicine, and food production.
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What is the product made in the Calvin Cycle?
Answers
Answer:
Phosphate
Explanation:
The tundra is broken up into 2 parts. What are these 2 parts?
Answers
Answer:
Artic Tundra, Alpine Tundra
Explanation:
Edg 2020 juss took the test.
2.4 da.L = ____________ L
Answers
1 dal = 10L
Therefor, 2.4 dal = 2.4 x 10 = 24
Our answer: 24