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प्रश्न
What is the primary purpose of performing a test cross in genetics?
पर्याय
To create new mutations in the organism being studied
To introduce desirable traits from one breeding line into another
To determine whether a dominant phenotype individual is homozygous or heterozygous
To produce all dominant offspring in the F₁ generation
MCQ
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उत्तर
A test cross is specifically designed to determine the genotype of an individual showing a dominant phenotype by crossing it with a homozygous recessive individual. The resulting offspring phenotype ratios reveal whether the dominant parent was homozygous (TT) or heterozygous (Tt).
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