Question

Which chromosome type is present in equal numbers in both males and females?

Options

• Autosomes only

• X chromosomes only

• Allosomes only

• Y chromosomes only

Answer 1

Autosomes are non-sex chromosomes that are present in equal numbers in both males and females. Both males and females have 22 pairs of autosomes (44 chromosomes total). It is only the allosomes (sex chromosomes) that differ between males (XY) and females (XX).