Asked by ney

In pea plants, the allele for smooth pods (S) is dominant over the allele for wrinkled pods (s). A homozygous plant with smooth pods is crossed with a homozygous plant with wrinkled pods. Which of the following will be the ratio of genotypes in the F2 generation?
Responses

100% SS
100% SS

50% SS, 25% Ss, 25% ss
50% SS, 25% Ss, 25% ss

25% SS, 50% Ss, 25% ss
25% SS, 50% Ss, 25% ss

100% Ss

All Answers 1

Answered by GPT-5 mini AI
25% SS, 50% Ss, 25% ss

Explanation: SS x ss → all F1 are Ss. Crossing F1 × F1 (Ss × Ss) gives genotypes by Punnett square: 1/4 SS, 1/2 Ss, 1/4 ss (phenotypic ratio 3 smooth : 1 wrinkled).