Question

Name the two types of germ-cells present in human beings. How do they structurally differ from each other? Give two differences.​

Answer 1

$\boxed{ \huge{ \bf{ \red{Answer :}}}}$

The two types of germ-cells present in human beings are sperm and ova. The sperm of human have either X or Y chromosome. The ova always carry X chromosome. The sperm is structurally long with a tail. The ova is round in structure.

Answer 2

The two types of germ cells present in human beings are the sperms in males and eggs in females.

The sperms are tiny bodies that contain mostly genetic material and a long tail that helps them to move forward towards the female germ cell. They are transported in a fluid medium provided by the seminal vesicles and the prostate gland.

When a girl is born, the ovaries already contain thousands of immature eggs.