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Bogdan [553]
3 years ago
15

Why does a cell need to make RNA

Biology
1 answer:
Stolb23 [73]3 years ago
5 0

Answer:

When the cell needs to produce a certain protein, it activates the protein's gene–the portion of DNA that codes for that protein–and produces multiple copies of that piece of DNA in the form of messenger RNA, or mRNA. ... We now know that RNA can also act as enzymes (called ribozymes) to speed chemical reactions.

Explanation:

When the cell needs to produce a certain protein, it activates the protein's gene–the portion of DNA that codes for that protein–and produces multiple copies of that piece of DNA in the form of messenger RNA, or mRNA. ... We now know that RNA can also act as enzymes (called ribozymes) to speed chemical reactions.

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Why does a hormone only act on specific cell types in an organism and not others?
Vilka [71]

Answer:

c) A cell must have the appropriate receptor before it can bind to the hormone.

Explanation:

Hormones are chemical signals that are secreted into the circulatory system acting as regulators within the body, and even though they can reach any part on the body, <em>only certain types of cells are equipped to respond, these cells are known as target cells, when the hormone reaches a cell with an adequate receptors it triggers a signal transduction and then a response.</em>

Therefore the correct answer is c.

I hope you find this information useful and interesting! Good luck!

5 0
3 years ago
Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
romanna [79]
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5 0
3 years ago
Bomb shelters are found under the school. Some people refer to these areas as the catacombs. true or false?
Dmitriy789 [7]
That would be false. A catacomb is an ancient underground cemetery.

exact meaning: an underground cemetery consisting of a subterranean gallery with recesses for tombs, as constructed by the ancient Romans.
3 0
3 years ago
Which product molecule of photosynthesis is released as waste ?
SVEN [57.7K]

Answer:

Carbon dioxide is the waste released

5 0
3 years ago
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