- The head area or acrosome contains enzymes which help to enter the egg during fertilization.
- Mitochondria acts as a power-house of the cell and there are several mitochondria available at the middle piece. This provides the ability to navigate in the female genital tract.
- The tail assists with locomotion.
- The Nucleus carries 23 chromosomes, of which one is either X or Y sex chromosome. Consequently, it is responsible for determining individual sex.