Question

Human cells have ______ pair(s) of autosomes.

• A. 23
• B. 2
• C. 22
• D. 1

Answer 1

The correct option is C 22

Humans have a total of 23 pairs of chromosomes, out of which 22 pairs are autosomes and 1 pair has sex chromosomes.
$\bullet$ The members of the autosomal pairs are homologous i.e., they are similar in shape and organisation.
$\bullet$ On the other hand, sex chomosomes or allosomes may be heterologous (in males) or homologous (in females).