Question

This karyotype belongs to an individual is a male with Klinfelter's syndrome. This is caused by a/an _______________.

a
error during meiosis called non-disjunction
b
normal division and processes of gametogenesis
c
mistake during mitosis, leading to a missing chromosome
d
single gene mutation due to an environmental mutagen

Answer 1

a
error during meiosis called non-disjunction