In radishes, red and white are the pure-breeding colors, and long and round are the pure-breeding shapes, while the hybrids are purple and oval.The cross of a red oval with a purple oval will produce all BUT which of the following phenotypes?
A)white and long
B)purple and oval
C)red and oval
D)purple and long
E)red and long

Question

Quizplus · Accepted Answer

The cross between a red oval and a purple oval will produce all purple and oval offspring. Therefore, white and long (due to the absence of red and round alleles) will not be present in the offspring.

In Radishes, Red and White Are the Pure-Breeding Colors, and Long