Given below are two statements.
Statement I: The law of dominance is used to explain the expression of only one of the parental characters in monohybrid cross in F₁.
Statement II: The law of dominance is used to explain the expression of both parental traits in 3:1 ratio in F₂ of a monohybrid cross.
In light of the above statements, choose the correct answer from the options given below.

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Both statement I and statement II are incorrect.

Statement I is correct but statement II is incorrect.

Statement I is incorrect but statement II is correct.

Both statement I and statement II are correct.

answer is A.

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Detailed Solution

Law of Dominance (i) Characters are controlled by discrete units called factors. (ii) Factors occur in pairs. (iii) In a dissimilar pair of factors, one member of the pair dominates (dominant) the other (recessive). The law of dominance is used to explain the expression of only one of the parental characters in a monohybrid cross in F₁ and the expression of both in F₂. It also explains the proportion of 3:1 obtained in the F₂ .

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