Biologymedium · Past Paper
What is the genotypic ratio of a Mendelian monohybrid cross in the F2 generation?
A3:1
B9:3:3:1
C1:2:1
D1:1
✓ Correct Answer: C — 1:2:1
The F2 genotypic ratio is 1 homozygous dominant (TT), 2 heterozygous dominant (Tt), and 1 homozygous recessive (tt).
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