Explain the types of chromosome based on function

Explanation

Based on function, the chromosomes are classified into:
(a) Autosomes:
Autosomes contain genes that determine the somatic (body) characters. Male and female have equal number of autosomes.
(b) Allosomes:
Allosomes are responsible for determining the sex of an individual. They are also called the sex chromosomes or heterochromosomes. There are two types of sex chromosomes. Human male have one X chromosome and one Y chromosome and human female have two X chromosomes.