NEET Biology question

An abnormal human male phenotype involving an extra X-chromosome (XXY) is a case of

(A)Edward's syndrome
(B)Klinefelter's syndromeCorrect
(C)Intersex
(D)Down's syndrome

Answer: (B)

Solution

The karyotype 47,XXY — a male with one extra X-chromosome beyond the normal XY — is the defining chromosomal basis of Klinefelter's syndrome, typically producing underdeveloped testes, reduced fertility and some degree of

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-120189