Which of the following law explains the proportion of 3 : 1 obtained at the F₂ in a monohybrid cross?

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Law of dominance

Theory of linkage

Law of independent assortment

Intergenic interaction

answer is A.

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Detailed Solution

Law of dominance explains proportion of 3 : 1 obtained at the F₂ in a monohybrid cross. 3:1 phenotypic ratio is obtained when one of the alleles is completely dominant over the other.

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