Multiple Choice
A cross between a rose comb chicken (RRpp) and a pea comb chicken (rrPP) produces all walnut comb chickens (RrPp) .This outcome is a result of
A) environmental factors.
B) two interacting gene pairs affecting one trait.
C) a gene mutation in the rose comb chicken.
D) pleiotropic effects of the P gene product.
E) continuous variation in phenotypes.
Correct Answer:

Verified
Correct Answer:
Verified
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