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Question
Which among the following cane be considered as a carrier of trait?
Which among the following cane be considered as a carrier of trait?
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Solution
The correct option is E A, B and C are correct
II 2 is offspring of carrier father and affected mother; it will serve as carrier and exhibit normal phenotype since offspring of carrier father and affected mother for autosomal recessive trait can be either affected or carrier. II 4 is also progeny of carrier father and affected mother; it will serve as carrier and exhibit normal phenotype. Like wise, III 2 is progeny of carrier father and affected mother; it will serve as carrier and exhibit normal phenotype. However, III 3 is progeny of two carrier parents and can be either carrier or non carrier. Therefore, the correct answer is option E.
II 2 is offspring of carrier father and affected mother; it will serve as carrier and exhibit normal phenotype since offspring of carrier father and affected mother for autosomal recessive trait can be either affected or carrier. II 4 is also progeny of carrier father and affected mother; it will serve as carrier and exhibit normal phenotype. Like wise, III 2 is progeny of carrier father and affected mother; it will serve as carrier and exhibit normal phenotype. However, III 3 is progeny of two carrier parents and can be either carrier or non carrier.
Therefore, the correct answer is option E.
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