In sweet peas, dominant alleles C and P are necessary for colored flowers. In the absence of either (__ pp or cc __) or both (cc pp), the flowers are white. What the phenotypic ratios be for the cross of Cc pp x cc Pp?
A. 1/4 color, 3/4 white
B. 9/16 color, 7/16 white
C. 3/4 color, 1/4 white
D. 1/4 color, 3/4 white
E. 1/2 color, 1/2 white
Answer: D
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