NEET Biology question
Read the given statements and select the correct option. Statement 1: Test cross is used to determine an unknown genotype within one breeding generation. Statement 2: Test cross is a cross between an F1 hybrid and the dominant parent.
Answer: (B)
Solution
Statement 1 is true: a single test-cross generation (crossing the unknown individual with a homozygous recessive tester) is enough to reveal the unknown's genotype from the resulting progeny ratio. Statement 2 is false, since a test cross is defined as a cross
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