As an environment changes, and some organisms have a higher fitness than other, natural selection acts directly on

1 answer:

6 0

Natural selection acts directly on those gene variations for traits or phenotypes.
The phenotype of an organism is the physical characteristic and is determined by the organism's genotype. Natural selection selects the genes that produce a certain phenotype by providing suitable conditions for a certain phenotype.

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When clotting factors in the plasma are activated to form a blood? clot, the fluid portion of plasma that remains is known as? _

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Answer:

When clotting factors in the plasma are activated to form a blood clot, the fluid portion of plasma that remains is known as <u>serum.</u>

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