alleryThe F2 ratio in a monohybrid cross is:
A3 to 1
B5 to 1
C7 to 1
D9 to 1
Answer & Solution
Correct answer: A. 3 to 1
1. The F1 plants were self-pollinated to give the F2.
2. At the F2 stage both traits were expressed in the proportion 3:1.
3. So the correct answer is 3 to 1.
_Source: syllabus Biology, Ch 5 'Principles of Inheritance and Variation'_
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