NEET Biology question

Monosomy and trisomy are respectively

(A)n-1, n+2
(B)2n+2, 2n+1
(C)2n-1, 2n+1Correct
(D)n-2, 2n+1

Answer: (C)

Solution

Monosomy is the loss of one chromosome from a homologous pair in an otherwise diploid genome (2n-1), and trisomy is the gain of one extra chromosome in a homologous pair (2n+1). Option (b) reverses the arithmetic

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Question ID VK-119784