When two unrelated individuals or lines are crossed, the performance of ${{\rm{F}}_1}$ hybrid is often superior to both its parents. This phenomenon, is called

NEET UG BIOLOGY MCQ: PRINCIPLE OF INHERITANCE AND VARIATION

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When two unrelated individuals or lines are crossed, the performance of

{\mathrm{F}_1}

hybrid is often superior to both its parents. This phenomenon, is called

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Correct option: D

heterosis

Option D (heterosis) is correct because heterosis describes the superior performance of F1 hybrids compared to their parents.

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\mathrm{X}

{F_1}

{F_1}