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Nadusha1986 [10]
3 years ago
5

Tryptophan is an amino acid necessary for

Biology
1 answer:
dem82 [27]3 years ago
5 0
Regulation of protein synthesis at the transcriptional level, since the question clearly states that the binding of the activated repressor to the operator (not promotor) prevents the binding of RNA polymerase to operator. RNA polymerase is used in transcription.

Hope this helps! :)
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Which of the following traits evolved multiple times over the course of the evolution of vertebrates?
Bad White [126]

Answer:

The correct answer is option b, that is, flight.

Explanation:

Our atmosphere is comparatively thick, and it possesses the tendency of supporting the creatures, which are light. The factual flight, however, relies upon the fact that whether an individual is sufficiently light, and is equipped with appropriate characteristics, and has a desire to make a since the attempt to make aloft.  

The birds are the most apparent fliers in the world we live in. The first bird appeared in the fossil about sixty-five million years ago. Like birds, bats also have developed an elegant approach to flight. Similarly to birds, they exhibit lightweight and slender bones, and a compact skeleton, and have developed strong muscles for flapping flight.  

6 0
3 years ago
Which of the following best describes how nutrients get from the small intestine to other tissues in the body?
erastova [34]
Which of the following best describes how nutrients get from the small intestine to other tissues in the body? Well normally by blood they collect then transfer to other parts of the body just like blood carries OxygenIf that tells you what one
4 0
3 years ago
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Snails have a diploid chromosome number of 22. After meiosis, the snail’s sperm or egg would have 11 chromosomes.
DaniilM [7]
It will regain its ploidy, so there will be 33 chromosomes after fertilization in zygote !!
5 0
3 years ago
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This functional group consists of phosphorous bonded to three oxygens and double-bonded to one oxygen. This functional group con
qwelly [4]

Answer:

Functional groups are groups of atoms that occur within organic molecules and confer specific chemical properties to those molecules. When functional groups are shown, the organic molecule is sometimes denoted as “R.” For example, ethanol is typically drawn like this:

In order to condense the structure and focus on the hydroxyl group (the oxygen and hydrogen bound to the second carbon), everything besides the hydroxyl group would replaced with an R, as follows:

Explanation:

3 0
2 years ago
What is this please some one help .
andriy [413]

Answer:

75%

Explanation:

Dominant means more. 100% is all so like all black. 50 is half-half which is wrong because its supposed to be more. 25% is wrong because its "more" so it has to be 75%

Hope this helps :D Please mark brainliest if correct D:

3 0
3 years ago
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