which amino acid is chemically modified to form a key component of the connective tissue protein collagen?

Answers

Answer 1

Answer:

glycine and proline

Explanation:

First, a three-dimensional stranded structure is assembled, with the amino acids glycine and proline as its principal components. This is not yet collagen but its precursor, procollagen. Procollagen is then modified by the addition of hydroxyl groups to the amino acids proline and lysine.

boom.


Related Questions

what is the potential limiting factor for the wolf population​

Answers

Wolf predation is a large limiting factor of many population. Predation by wolves can be density-dependent and regulate prey populations at low densities. In some situations, wolf predation can eliminate prey populations.

Answer:

There are several. Potential limiting factors for a wolf's population include, but are not limited to, food, water, habitat, mates, etc.

Explanation:

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new seed does not germinate in spite of suitable environment.why?

Answers

Answer: Dormancy facilitates that germination only takes place at the optimal moment.

Explanation: This can be due to the fact that dormancy facilitates that germination only takes place at the optimal moment, in spite of changes in the environment, due either to weather phenomena, or whether due to the fact that the seeds reach a new location after dispersal.

fill in the venn diagram below with the following terms:exocytosis,diffusion,endocytosis,osmosis

Answers

Answer:

there more tissues or more organs in your body explain your reasoning

Explanation:

Each organ is made up of several different types of tissue. Therefore, for every organ in the body, there are many more tissues.

Answer: Venn diagram of exocytosis , diffusion , endocytosis , osmosis is

described below.

Explanation:

Exocytosis: refers to the  process by which the contents of a cell are released to the exterior environment  through fusion of the vacuole membrane with the cell membrane.

Endocytosis: refers to the process in which cells take the material from outside the cell by taking in the vesicle. These materials serve as nutrients and pathogens which help cell to fight against foreign diseases.

The common thing these two process have among them is

FlagellaPlasma MembraneCell divisionCytoplasmRibosomes chromosomes

Diffusion: It is the process of movement of molecules from through a

semipermeable membrane from the region of higher concentration to lower concentration.

Osmosis: The movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules, through a cell's fractionally  permeable membrane.

The common thing these two process have among them is that equalizes the concentration of two solutions in mixture

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Critical Thinking When lipid is added to a solution of a detergent in water, the detergent breaks
up large globules of the lipid into much smaller globules. What effect do you think a detergent would
have on the integrity of cells? Explain your answer.

Answers

Hghhhhhhhhhhhhhhhhhhhhhhhhjj

Answer: The cell would break apart.

Explanation:

Because Detergent breaks apart lipids, it would destroy the phospholipid bilayer, causing the whole cell to fall apart.

What is the purpose of a plant cell wall?

Answers

Answer:

provides tensile strength and protection against mechanical and osmotic stress. 

What is soil? how does it support plant growth? What is special about those plants that grow on top of water which is not soil? PLEASE I NEED BIOLOGICAL FACTS

Answers

soil has minerals in it. You can search what the minerals are in goo gle. the plants that grow on top of water has some kind of structure that helps it to float. you can look for the structure in goo gle. the structure is supposed to be waterproof and light and airy.

What percentage of the entire reef did the scientist sample

Answers

Answer:

As a result, over 50 percent of the world's coral reefs have died in the last 30 years and up to 90 percent may die within the next century—very few pristine coral reefs still exist.

Explanation:

As a result, over 50 percent of the world's coral reefs have died in the last 30 years and up to 90 percent may die within the next century—very few pristine coral reefs still exist.

What are coral reefs?

A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups.

Coral reefs are massive structures made of limestone deposited by coral polyps. Often referred to as the “rainforests of the sea,” coral reefs support approximately 25 percent of all known marine species.

Coral reefs protect coastlines from storms and erosion, provide jobs for local communities, and offer opportunities for recreation. They are also are a source of food and new medicines. Over half a billion people depend on reefs for food, income, and protection.

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In animal cells, what are the holes between directly connected cells used for intercellular communication called?

Answers

Answer:

However, they do have specialized junctions called plasmodesmata (singular, plasmodesma), places where a hole is punched in the cell wall to allow direct cytoplasmic exchange between two cells.

Explanation:

The tail of a comet always points towards the sun true or false​

Answers

False , it will always point away because the radiation pressure of the sunlight

Explain how products produced by photosynthesis relate to those used by respiration.​

Answers

Answer:

Photosynthesis converts carbon dioxide and water into oxygen and glucose. ... Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.

Explanation:

The
cell
is responsible for the final processing of processing of cells before they leave the cell?

Answers

C)

The golgi body is responsible for the final processing of processing of cells before they leave the cell

Hope this helped you- have a good day bro cya)

help me with these questions​

Answers

Answer:

1. land

2. crops

3. lack

4. Plants, people

Hope it helps.

which cortex has six layers of the cells and pyramidal neuron as a principal cell?

Answers

Answer:

The cerebral cortex consists of neurons, nerve fibers and neuroglia. The cerebral cortex (neocortex) consists of six layers (in human the primitive arrangement into three layers persists only in the olfactory cortex and the cortical part of the limbic system in the temporal lobe).

Explanation:

Hope this helps...

what is the canadian take on the bloody mary called?

Answers

The answer is bloody Caesar cocktail.

In which organelle would the above events most likely occur?

A. Chloroplast
B. Mitochondria
C. Nucleus
D. Ribosome

PLS HELP!!

Answers

Answer:

Mitochondria

Explanation:

The organelle in which the above events most likely occur is known as the Chloroplast. Thus, the correct option for this question is A.  

What is an Organelle?

An organelle may be defined as a type of tiny organ or a  subcellular structure that has significantly one or more specific functions in order to perform in the cell which is essential for the survival of living organisms.

The events that are demonstrated in the picture are known as the light reaction and dark reaction of photosynthesis. The light reaction of photosynthesis occurs in the thylakoid membrane of the chloroplast while the dark reaction of photosynthesis occurs in the stroma of the chloroplast.

Therefore, the chloroplast is an organelle in which the above events most likely occur. Thus, the correct option for this question is A.  

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This picture shows part of a mangrove swamp in the Florida Everglades. Mangroves are trees that can live in fresh water or salt water. This means that the Everglades is most likely

Answers

Answer:

The answer is B (An estuary)

Explanation

The picture depicts a mangrove swamp within Florida Everglades. This means that the Everglades is most likely Estuary due to the presence of mangrove trees thriving in both freshwater and saltwater environments. The correct option is (B).

The picture shows a mangrove swamp in a section of the Florida Everglades. Mangroves are unusual trees that have the amazing capacity to thrive in both freshwater and saltwater environments. Estuaries, where rivers meet the sea and create a setting with variable salt levels, are notable for this adaptability.

The Florida Everglades is a perfect example of an estuary environment since the coexistence of mangroves in this ecosystem implies the presence of brackish water, which is a mixture of freshwater and seawater. Estuaries are key for maintaining a variety of wildlife and offering crucial ecological functions.

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The given question is incomplete, complete question is- "This means that the Everglades is most likely

(A) a lake.

(B) an estuary.

(C) a river.

(D) deep ocean"

what features relate cephalopods to other mollusks

Answers

Answer:

The cephalopods appear to be very different from other mollusks, but physiologically they are similar. Cephalopods, like most mollusks, have a mantle, a mantle cavity, a radula, and a U-shaped digestive Cephalopods have two kidneys and three hearts, which pump blue blood.

Explanation:

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Question 6
What would an ecologist use latitude to describe?
O A) the average weather conditions of a specific location
OB) the distance of a point from Earth's prime meridian
O C) the distance of a point from the Earth's equator
D) the distance of a point from the Earth's north pole
Next Question
what would and ecologist use latitude to describe?

Answers

Answer:

c the point of distance from the earths equator

Explanation:

Latitude measures equator distance. Latitude lines travel east-west parallel to the equator from 0 degrees latitude.Therefore, option (C) is correct.

What is a latitude?

Latitude is a type of coordinate that indicates the position of a place on the surface of the Earth or another celestial body in relation to the north and south poles. When expressed as an angle, latitude can run anywhere from –90 degrees at the south pole to 90 degrees at the north pole, with 0 degrees denoting the equator.

The equator, located at 0 degrees, the Tropic of Capricorn, located at 23.5 degrees south, the Tropic of Cancer, located at 23.5 degrees north, the Antarctic Circle, located at 66.5 degrees south, the Arctic Circle, located at 66.5 degrees north, the South Pole, located at 90 degrees south, and the North Pole, located at 90 degrees north are the seven significant lines of latitude.

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Which equation best models cellular respiration? (1 point)
o 6H20 + 6CO2- C6H12O6 + 602 + Energy
O C6H12O6 + 602 6H20 + 6CO2 + Energy
O 6H20 + 6CO2 + Energy – C6H12O6 + 602
O C6H12O6 + 602 +6CO2-6H20 + Energy

Answers

The equation best models cellular respiration is: C6H12O6 + 602 = 6H20 + 6CO2 + Energy

CELLULAR RESPIRATION:

Cellular respiration is the process by which living organisms obtain energy by breaking down food molecules.

Cellular respiration can occur in the presence of oxygen (aerobic) and this combines glucose molecule to form carbon dioxide (CO2) and water (H2O) and release energy for use.

The general equation for cellular respiration is as follows:

C6H12O6 + 602 = 6H20 + 6CO2 + Energy

Therefore, the equation best models cellular respiration is: C6H12O6 + 602 = 6H20 + 6CO2 + Energy (ATP).

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Answer:

For connexus students: Cell Work Unit Test

Explanation:

1. 12

2. Chlorophyll breaks down because there's less sunlight.

3. The Calvin-Cycle is light independent (does not need sunlight)

4. light

5. C6 H12 O6 + 6O2 + 6H2O + energy

6. Pyruvic Acid+ NADH --> Lactic Acid+ NAD+

7. Acetyl-CoA joins with a large molecule called oxaloacetic acid

8.Electrolosis

9. ATP

10. Krebs Cycle

11. Oxygen

12. 12

13. Ectotherms cannot insulate- and can only control their body temperature by choice.

14. Shivering

which type of skeletal muscle fiber is most important for an athlete running a 40 meter sprint?

Answers

fast glycolytic fibers

what happens to a cell during int
erphase

Answers

Answer asdf[iojdfa\ adf[oiASddajsd jsdfn

Lactic acid fermentation can be modeled by which equation?
O Lactic acid + NADH → Pyruvic acid NADH
O Pyruvic acid + NAD+ → Lactic acid + NADH
O Lactic acid + NADH → Pyruvic acid + NAD+
O Pyruvic acid + NADH → Lactic acid + NAD+

Answers

Lactic acid fermentation can be modeled by the following equation: Pyruvic acid + NADHLactic acid + NAD+

LACTIC ACID FERMENTATION:

Fermentation is a process undergone by some anaerobic organisms. Ideally, the process of cellular respiration proceeds as follows in the presence of oxygen: Glycolysis- Kreb cycle - ETC.

However, in the absence of oxygen (anaerobic condition), the product of glycolysis which is pyruvic acid combines with an electron carrier (NADH) to give rise to lactic acid and NAD+.

This means that pyruvic acid is reduced while NADH is oxidized as modelled in the following equation:

Pyruvic acid + NADHLactic acid + NAD+

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Answer to Question 1:

Well, given the choices to the question above 'Lactic acid fermentation can be modeled by which equation?', I would say that the best choice would be 'Pyruvic acid + NADH → Lactic acid + NAD+', or in other words, Option D.

Explanation for Question 1:

For a further explanation expanding more on the first question and showing why, the user above's answer is super helpful.

Answer to Question 2:

For the additional question asked 'In the Krebs cycle, how is citric acid formed?', I didn't see the options, however I believe they are:

O Carbon dioxide bonds with a chain of coenzyme A.

O Pyruvic acid molecules are broken down by an acetyl group.

O Acetyl-CoA joins with a large molecule called ozaloacetic acid.

O Enzymes combine hydrogen ions, oxygen, and electrons.

^ This being said, I would say your best choice would be Option C.

Explanation for Question 2:

The Krebs cycle begins when acetyl-CoA combines with a four-carbon molecule called OAA, aka oxaloacetate. This begins to produce citric acid, in which has six carbon-atoms. This is why the Krebs cycle is also referred to as 'the citric acid cycle.'

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the lipid bilayer that forms the core of all cell membranes is composed primarily of

Answers

Answer:

phosophlipids containing a phosophate and 2 fatty acid chains connected by a glycerol molecule.

Explanation:

Phosophlipids containing the phosophate and two fatty acid chains connected by a glycerol molecule.

What is lipid?

Lipid has been defined as an organic compound which has been unable to dissolve in the water. The example of lipids are oils, waxes, hormones, and fats. The main function of the lipid is to just maintain the structure as well as components of cell membranes, storage of site of energy, and important molecule of signaling that utilised in the process of signalling.

Full form of the RNA could be ribonucleic acid and it is a nucleic acid which has been found in almost all cells that are said to be living and RNA is mostly similar to the DNA but there is a difference between RNA as well as  DNA and the difference is that the RNA is single stranded but DNA is double stranded or its structure.

The RNA's backbone has been made up of phosphate group that is arranged in alternating form and the sugar known as ribose other than the deoxyribose which is  present in DNA. There are four bases found  in the RNA and these are adenine, uracil, guanine, and cytosine.

Therefore, Phosophlipids containing the phosophate and two fatty acid chains connected by a glycerol molecule.

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How does bromothymol blue act as an indicator for carbon dioxide? What evidence do you have to support your conclusion?

Answers

Answer:

Carbon dioxide production can be measured by breathing through a straw into a solution of bromothymol blue (BTB).

Explanation:

BTB is an acid indicator; when it reacts with acid it turns from blue to yellow. The more carbon dioxide you breathe into the BTB solution, the faster it will change color to yellow.

wa i afunwhich meal would provide he most energy as well as as the material needed to build muscle

Answers

Answer:

Whichever meal is the highest in protein.

Explanation:

Protein keeps you feeling fuller for longer, gives you long term energy and it also helps build muscle.

PLEASE HELP!!!!!
LINK GET REPORTED
Select the statement that is true. (1 point)
O DNA and RNA are both double-stranded
O Translation copies DNA to mRNA, while transcription converts mRNA into proteins.
O Thymine is only present in DNA, while cytosine is only present in RNA
O DNA has the sugar deoxyribose, while RNA has the sugar ribose.

Answers

I believe it's B

DNA is blueprint

mRNA is making the blueprint (If I recall correctly)

D is my 2nd best choice if I'm wrong

Which traits in the investigation showed incomplete dominance?

Answers

Answer:

A child born with semi-curly/wavy hair

Explanation:

A child born with semi-curly/wavy hair is individuals exhibiting incomplete dominance because the crossing of parents alleles both straight and curly hairs to produce such offspring. Thus, incomplete dominance occurs to produce an intermediate trait between the two parent traits.

Hope this helps!! Brainliest?? Anyways have a great day!! :))

Does the amount of energy from the food eaten (Kcal) by each organism equal the amount of energy used by each organism? Support your answer by showing your calculations. (Show your work > math icon)

Answers

Answer:

Explanation:

This continues on, all the way up to the top of the food chain. About 50% of the energy (possibly as much as 90%) in food is lost at each trophic level when an organism is eaten, so it is less efficient to be a higher order consumer than a primary consumer.

The graphs below show the change in temperature and salinity of a region of ocean as an instrument is lowered below the surface. Depth is measured in kilometers below the surface, temperature in degrees Celsius, and salinity in parts per thousand.Image of two graphs. The left graph has the x-axis labeled temperature (degree C) ranging from 0 to 10. The y-axis is labeled depth below surface (km) ranging from -1.8 to 0. The line on graph goes up vertically starting at about 2 degree C on the x-axis and -1.9 km on the y-axis. The vertical line goes up staying at about 2 degree C and climbs from -1.9 km to about -0.8 km. The line starts to shift right at -0.6 km. The line shifts to the right from 2 degree C to 5 degree C. The line shifts to right more starting at -0.5 km and reaches 10 °C around -0.2 km. The line continues up vertically after -0.2 km. The right graph has the x-axis labeled salinity ranging from 33.8 to 34.6. The y-axis is labeled depth below surface (km) ranging from -1.8 to 0. The line on the graph starts at 34 on the x-axis and 0 km on the y-axis. The line starts to shift to the right at -0.1 km and levels out at 34.2 on the x-axis. At -0.2 km the line shifts to the left and continues to shift left until it reaches -0.5 km. The line starts to shift to the right again at -0.6 and continues to shift right until it reaches -1.9 km on the y-axis and 34.6 on the x-axis.© 2015 protonsforbreakfast.wordpressWhat is the most valid conclusion regarding ocean salinity based on the data?Ocean salinity is not related to water temperature.Ocean salinity changes with depth at a steady rate throughout the entire water column.Ocean salinity increases as ocean temperature decreases.Ocean salinity is more stable at higher temperatures than at lower temperatures.

Answers

Answer:

Ocean salinity increases as ocean temperature decreases.

Explanation:

Answer:Ocean salinity increases as ocean temperature decreases.

Explanation:

3) Will there come a time when you can agree to population control in the US? Why or Why not?

Answers

Answer:

There could come a time when this writer would agree to population control.  It is through the arena of education about overpopulation in the United States. With this in mind, people understand the effect this has on our economy as well as resources. In my opinion, education opens eyes to the actual situation. In other words, one must educate women about having children. Then, one can anticipate women getting an education, gaining financial stability, and having a smaller family rather than a large one.

Explanation:

Other Questions
a ball thrown horizontally with the velocity of 20 m\s from a 20 m building .what is the time Each atom consists of a central nucleus and several shells that contain electrons. The outermost electrons are called valence electrons. Most atoms are stable with a configuration of eight valence electrons. This is known as the octet rule. How many valence electrons does each atom have? I need help, plzzzzzzzzzz 10 points please help me solve this problem and figure out how to solve it PLEAZE HELP SOON FASTES ANSWER GETS BRAINLIEST Work out the area of this trapezium.15cm6cm9cm3cm Jack had to get three more pails of water than Jill did. The product of the number ofpails they had to get was 40. How many pails of water did Jill have to get? Write the symbolic notation of an isotope of an element having 8 protons, 8 electrons, and 10 neutrons. Click on the Templates button template button and make use of the "stacked super/subscript" button button for entering stackes super/subscripts for entering the mass number and atomic number of the isotope. Sort each characteristic into the appropriate category:Presents an opinionProvides detailExplains a topicSupports a topicInformative writing:Argumentative Writing: d. content9. Another word for unresponsive is:a. excitableb. stolidC. sensitived. alert what are some common work contexts for Biomedical Engineers? Select three options.indoors, environmentally controlledface-to-face discussionsspend time kneeling or crouchingelectronic mailextremely bright lightingvery hot or cold temperatures what is the difference between agitator and impeller Why is the development of agriculture called a revolution? how much of the circle is shaded 1/3 3/7 x to the second power plus 24 to the second power equals 30 to the second power . The amounts of plastic waste generated in a region during two years were 32,400,000 tons and 20,300,000 tons. What was the total plastic waste generated over these two years in the region, expressed in scientific notation? 52.7 1014 tons 52.7 107 tons 5.27 107 tons 5.27 1014 tons Solve the inequality.(Show all your work) z+6>3 or 2z Mr. Frank (Opening the door of the room on the left). And here is your room. But I warn you, Peter, you can't grow any more. Not an inch, or you'll have to sleep with your feet out of the skylight. Are you hungry?What does this piece of dialogue reveal about Mr. Frank?He is constantly worried that others needs are not being met.He uses his sense of humor to make others feel comfortable.He enjoys making jokes and does not take anything seriously.He sometimes panics about issues that are easily solved. Which of the following is NOT a type of business ownership?Sole proprietorshipentrepreneurshipPartnershipFranchise If the roller coaster car in the above problem were moving with twice the speed (4m/s), then what would be itsnew kinetic energy?