Biotechnology And Its Applications Question 121

Question: The number of chromosomes in Turner’s syndrome is [MP PMT 1990; CBSE PMT 1993]

Options:

A) 45

B) 43

C) 44

D) 42

Show Answer

Answer:

Correct Answer: A

Solution:

The chromosome number in Turner?s syndrome is 2n = 45 due to fusion of (zz + o) ovum with gynosperm (zz + x).