Question #6425698Single Choice

Biology

Question

Which of the following best shows how environment affects phenotype?

Options

A
    A Himalayan rabbit's fur becomes darker in cold areas of its body.
B
    A person has a genetic mutation that causes sickle cell disease.
C
    A bird's feathers are blue because of its DNA.
D
    A cat's fur color is passed down from its parents.

Answer & Analysis

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