In a case of complete dominance, what is the phenotypic ratio of the cross Bb X Bb; where B =black and b = white?

By: |Published on: Nov 23|Categories: Biology WAEC| 0 comments

A. 1 black : 1 grey : 2 whites
B. 1 black : 3 whites
C. 1 black : 2 blues : 1 white
D. 3 blacks : 1 white

Correct Answer: Option D

D. 3 blacks : 1 white

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