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Which of these pairs is correctly matched?

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Female heterogamety - Humans

2n + 1 of sex chromosome – Turner’s Syndrome

2n + 1 chromosomes - Trisomy

Male heterogamety - Birds

answer is C.

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Detailed Solution

Trisomy condition (addition of an extra copy of chromosome) : 2n+1

Turner's Syndrome is loss of a sec chromosome (XO) : 2n -1

Female heterogamety : Birds

Male heterogamety : Humans

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