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Arisa [49]
3 years ago
15

Under what conditions does natural selection occur?

Biology
1 answer:
Helen [10]3 years ago
3 0
Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
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Answer:

The correct answer is: fat in the small intestine.

Explanation:

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Cholecystokinin has the functions to 1) <u>contract the gallbladder</u><u> so it releases the stored bile into the intestine</u>, and 2) <u>stimulate the secretion of </u><u>pancreatic juice</u><u>, which induces satiety</u>.

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How does your body respond the second time it is exposed to a pathogen then the first time
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Answer:

White eyes are lethal in male Drosophila was the hypothesis of Thomas hunt which was valid. Hence the answer is option B.

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He was also awarded by the Nobel prize for his works which was related to medicine in 1933.  He has also contributed many knowledge about the chromosome and heredity. he is finding is very helpful nowadays for the scientist and other biologist.

7 0
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A pine forest on the coast is destroyed by a tsunami. After the tsunami small plants began to grow followed by some small trees
SCORPION-xisa [38]

Answer:

Secondary succession has happened.

Explanation:

secondary succession is the ecological succession that occurs after the initial succession has been disrupted and some plants and animals still exist. It is usually faster than primary succession

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the discovery that chromosomes are involved in inheritance was made possible by the invention of the what?
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The Microscope...

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