Solved

A Black Guinea Pig Crossed with an Albino Guinea Pig

Question 9

Multiple Choice

A black guinea pig crossed with an albino guinea pig produced 12 black offspring.When the albino was crossed with a second black animal,6 blacks and 6 albinos were obtained.What is the best explanation for this genetic situation?


A) Albino is recessive;black is dominant.
B) Albino is dominant;black is incompletely dominant.
C) Albino and black are codominant.
D) Albino is recessive;black is codominant.

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