GENETICS AND EVOLUTION
INHERITANCE AND VARIATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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IN THE TEST CROSS
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UNKNOWN HYBRID IS CROSSED WITH HOMOZYGOUS DOMINANT PARENT
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UNKNOWN HYBRID IS CROSSED WITH HETEROZYGOUS PARENT
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UNKNOWN HYBRID IS CROSSED WITH HOMOZYGOUS RECESSIVE PARENT
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NONE OF THE ABOVE
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Explanation:
Detailed explanation-1: -c) A test cross is a cross between an individual of unknown genotype or a heterozygote (or a multiple heterozygote) to a homozygous recessive individual.
Detailed explanation-2: -The test cross is another fundamental tool devised by Gregor Mendel. In its simplest form, a test cross is an experimental cross of an individual organism of dominant phenotype but unknown genotype and an organism with a homozygous recessive genotype (and phenotype).
Detailed explanation-3: -A cross between an F(1) individual and dominant parent is called list cross.
Detailed explanation-4: -So, the correct answer is ‘Recessive phenotype’
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