Tim scraped his knee during a fall and it needs to be repaired. The closest skin cells begin sending out growth factors through paracrine signaling to tell all nearby skin cells to start replicating to repair the damaged area.

What are the next steps once the message is sent?
A) The growth factors are packaged into a vesicle and secreted from a cell that acts upon all nearby cells. The cells start dividing.
B) The growth factors are packaged into a vesicle and secreted from a cell that acts upon target cells near and far. The cells start mitosis.
C) The growth factors are packaged into a vesicle and secreted from a cell that acts upon only a target nearby cell. The cell starts swelling up.
D) The growth factors are packaged into a vesicle and embedded into the plasma membrane where it is detected by other cells. The cells produce more proteins.

Answers

Answer 1

Answer:

It is B all the other answers are for other types of injuries, knee scrapes don’t swell, it might divide, and it would produce more protein

Explanation:

Answer 2

Tim scraped his knee during a fall, and it needs to be repaired, so the growth factors are packaged into a vesicle and secreted from a cell that acts upon target cells all nearby cells. The cells start dividing, which is present in Option A.

What happens during cell repair?

When the cell breaks, then the nearby cells release the paracrine signaling that goes to the cells and stimulates the cells to make the mitosis process and divide, which includes DNA replication, protein synthesis, and RNA synthesis, and then from the original cells, the daughter cells are formed and fill the gap that is formed in the injury and the far cells don't get the signal as the paracrine factors acts nearby.

Hence, Tim scraped his knee during a fall, and it needs to be repaired, so the growth factors are packaged into a vesicle and secreted from a cell that acts upon all nearby cells. The cells start dividing, which is present in Option A.

Learn more about cell repair here.

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Biological interactions The mangrove ecosystem includes organisms such as plants, bacteria, fungi, microalgae, invertebrates, birds, and mammals. This ecosystem provides habitat for marine organisms to breed, grow, and feed. Young fish and shrimp use the vegetation as protective cover and food until they are able to migrate to the ocean.

Which is NOT a function of the digestive system? *

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Answer:

pump blood around the body

Explanation: The digestive system doesnt pump blood, but it does all the other ones.

Answer:

¨to rid the body of wastes¨.

Explanation:

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Think of an object, person place at home that functions similar to the cytoplasm .

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phone case . it holds the phone and protects it from damage just like the cytoplasm holds and protects the cells

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form.


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Answer:

What's your question?

Explanation:

How does population growth differ between developing countries and developed countries? What might account for these differences?

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Answer:

Developing countries have a low life expectancy because things like water might be populated/scarce, the air may be polluted and immunisation might not be possible. But developed countries are more likely to have safe drinking water, and vaccines.

Define the following :
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Answers

Answer:

Self-concept is the set of ideas that make up the image that each person has about himself, that is, it is the opinion that an individual forges about himself. That sentence carries a certain value judgment. Self-concept: set of elements that a person uses to describe himself. Self-motivation is giving the reasons, the drive, the enthusiasm and the interest that provoke a specific action or a certain behavior. Volunteer is the person who, by his own choice, dedicates part of a part of his time to solidary, altruistic action, without receiving remuneration in return. The stage that comes after childhood and that ranges from puberty to the full development of the body is known as adolescence. Self-image is the value we have in relation to ourselves.

Explanation:

Self-concept: set of elements that a person uses to describe himself. The ability to motivate yourself is what is known as self-motivation. This is an important skill, as it encourages people to continue progressing even in the face of setbacks, to seize opportunities and to show commitment to what they want to achieve. Volunteer is that person who joins an organization in a free way to help altruistically in various social activities. When we speak of self-image we refer to the image that our subconscious has of ourselves. Adolescence is understood as the period of human development after childhood and before adulthood, in which the biological, sexual, social and psychological changes necessary to form a socially mature individual and physically prepared for reproduction take place.

Will mark brainliest

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Answer:

A, Day and night are are equal in length.

Answer:

A. Day and Night are equal in length

Compare the practices of shelterwood cutting, clearcutting, and seed-tree cutting.

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Answer:

Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years. Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area.

Explanation:

A man with homzy type A blood and a woman with heterozygous type B blood want to know the probability of having a child with type AB blood.

Answers

Answer:

[tex]\frac{1}{2}[/tex]

Explanation:

Homzy. type A blood = AA

Heterozygous type B blood = Bb

Punnett square

     |  B   |  b  

  A | AB | Ab

  A | AB | Ab

The ratio is = 2:2 = 1 : 1

The total number of outcomes are 4

The number of AB are 2

Thus the probability is [tex]\frac{2}{4} = \frac{1}{2}[/tex]

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Answers

Answer:

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Option D. Evaporate is the correct answer.

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Answer:

It's B; Pigments and Chlorophyll.

Hope you pass your assignment!

Answer:

b . pigments, chlorophyll

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Heart Failure

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Answers

Answer:

Commensalism

Explanation:

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Parasitism- One benefits, the other is harmed

Competion- fite

Answer:

commensalism

Explanation:

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Answers

Answer:

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Answers

Answer:

Some of the energy released in respiration is used to make larger molecules from smaller ones, to enable muscles to contract and to keep temperature steady.

Answer:

Some of the energy released in respiration is used to make larger molecules from smaller ones, to enable muscles to contract and to keep temperature steady. Some of the energy released in respiration in plants is used to make amino acids and proteins. c Food provides the amino acids needed to make body proteins.

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Answers

Answer:

c

Explanation:

because I don't know how to exam tho

Exchange of gases between alveoli and the bloodstream ( Option C )

Internal respiration is the process of exchanging gases ( i.e. carbon dioxide and oxygen ) between the bloodstream and the alveoli of an organism.  as seen in human.

Internal respiration ( exchange of gases) occurs between Alveoli and the bloodstream. While External respiration occurs between the atmosphere and the alveoli.

Also the Alveoli is important in both external and internal respiration. but for internal respiration, the alveoli exchanges gases with the bloodstream before it is passed to the internal issues .

Hence we can conclude that the true statement about internal respiration is ; Exchange of gases between the alveoli and the bloodstream.

learn more : https://brainly.com/question/2842723

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Answers

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Answers

Answer:

The law of conservation of energy states that energy

Explanation:

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Explanation:

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Answer:

The lemon pickle contains acids. Metals like aluminum readily react with acid to liberate hydrogen gas. This can lead to spoiling of the pickle.

Explanation:

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Answer:

1) MRNA

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Answer:

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Answers

Answer:

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Explanation:

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Answers

Answer:

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Help please and thank you

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