The offspring (F1)resulting from the cross between two red flowered plants are 3/4 red and 1/4 white.The most likely genotype of both red flowered parental plants (P1)is ____.
A) codominant recessive
B) incomplete dominant
C) incomplete recessive
D) heterozygous
E) homozygous recessive

Question

Quizplus · Accepted Answer

The fact that the F1 generation resulted in a 3:1 ratio of red to white flowers suggests that one of the parental plants was homozygous for the dominant red allele and the other was heterozygous (Rr). Therefore, the most likely genotype for both P1 plants is heterozygous (Rr).

The Offspring (F1)resulting from the Cross Between Two Red Flowered