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Choose the correct answer from the alternatives given.

In a monohybrid cross between two heterozygous individuals, the percentage of homozygous individuals obtained in $F_{1}$ generation will be _________.

A

25%

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B

50%

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C

75%

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D

100%

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Solution

The correct option is B 50%
Considering the trait is tallness, if two heterozygous individuals (Tt, Tt) have F1 generation will have TT, Tt, Tt, and tt as progeny.
Out of these, TT and tt are homozygous and 50%of F1 generation.
The correct option is B.

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