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Luden [163]
4 years ago
8

( NEED HEALP ASAP 21pts )

Biology
2 answers:
cluponka [151]4 years ago
7 0
Low levels of serotonin
Elodia [21]4 years ago
3 0

B.

low levels of serotonin

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Answer:

Independent - Temperature of the water

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MaRussiya [10]

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Natural selection and selective breeding can both cause changes in animals and plants. The difference between the two is that natural selection happens naturally, but selective breeding only occurs when humans intervene. For this reason selective breeding is sometimes called artificial selection.

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Selective breeding, also known as artificial selection, is a process used by humans to develop new organisms with desirable characteristics. ... Selective breeding can be used to produce tastier fruits and vegetables, crops with greater resistance to pests, and larger animals that can be used for meat.

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