Question

In Drosophila melanogaster, 3 pairs of autosomes and sex chromosomes of XO type give rise to a normal male in appearance. In man, 22 pairs of autosomes and XO type of sex chromosomes form [MP PMT 1994]
A) Normal female
B) Normal male
C) Klinefelter's syndrome
D) Turner's syndrome

Answer 1

hey hi...

the correct answer is option D.


>>>In Drosophila male sex is determined by xo type of sex chromosomes, but in human male sex is determined by xy type of sex chromosomes. Therefore xo type of sex chromosomes in human male leads to turners syndrome.

hope this helps....

Answer 2

heya,

your answer..

D) Turner's syndrome