Natural selection acts on the genetic makeup of

A. genotypes.
B. populations.
C. individuals.
D. communities.
E. alleles.


B. populations.

Biology & Microbiology

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What color develops when Nile blue reacts with lipids in a sample?

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What fraction of the time will the cross of Aa Bb Cc with Aa Bb Cc produce an offspring that

expresses the dominant traits A and B and cc (A_ B_ cc)? a. 1/32 b. 3/64 c. 1/16 d. 9/64 e. 27/64

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Sodium-potassium pump:

a. reestablishes the gradient of sodium and potassium b. releases neurotransmitters c. pumps sodium into the cell and potassium out of the cell d. transmits the action potential

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Monophyletic groups contain all the species that evolved from a common ancestor

Indicate whether the statement is true or false

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