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What filial generation exhibits a genotypic ratio of 1:2:1?

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in Biology – Class 12 by (271k points)
What filial generation exhibits a genotypic ratio of 1:2:1?

(a) F0

(b) F1

(c) F2

(d) F3

This question was addressed to me in homework.

The origin of the question is Inheritance Principles topic in division Principles of Inheritance and Variation of Biology – Class 12

1 Answer

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Best answer
Right choice is (b) F1

The best explanation: The genotypic ratio refers to the ratio of different genotypes observed in a population. In the F2 generation of a Mendelian cross, the proportion of homozygous dominant: heterozygous: homozygous recessive is 1:2:1.

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