NEET UG BIOLOGY MCQ: PRINCIPLE OF INHERITANCE AND VARIATION

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Ratio observed in dihybrid cross (phenotypically)

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Correct option: D

9\mathrm{ }:\mathrm{ }3\mathrm{ }:\mathrm{ }3\mathrm{ }:1

Option D (

9\mathrm{ }:\mathrm{ }3\mathrm{ }:\mathrm{ }3\mathrm{ }:1

) is correct because the phenotypic ratio observed in a dihybrid cross, where both parents are heterozygous for two traits, is 9:3:3:1.

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