
When Mendel crossed yellow-seeded and green-seeded pea plants,all the offspring were yellow seeded.When he took these F₁ yellow-seeded plants and crossed them to green-seeded plants,what genotypic ratio is expected?
A) 1:2:1
B) 3:1
C) 9:3:3:1
D) 1:1
E) 1:1:1:1
Correct Answer:
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