Give the viability period of human sperm.

Give the gestation period of human female.

Name the sperm lysin secreted by acrosome of human sperm.

Write the function of each of the following: Acrosome of human sperm.

Why is the middle piece of human sperm considered as power house of cell ?

Give the dental formula of human baby

Give the dental formula of human beings.

Give the pH of human urine.

Draw a diagram of the microscopic strucutre of human sperm. Label the following parts in it and write their functions. Middle piece