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Self-pollination between Tt plant results into the genotype ratio of

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detailed solution

Correct option is B

In the self pollination between Tt and Tt plants, from the Punnett square it is easily seen that 1/4th of the random fertilisations lead to TT, 2/4 lead to Tt and 1/4th to tt. Therefore, it gives the genotypic ratio 1:2:1.

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