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प्रश्न
Draw a diagram of a mature human sperm. Label any three parts and write their functions.
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उत्तर
- Head: It the flat oval part of the human sperm that contains the nucleus, containing genetic material, and acrosome, a small anterior part which is formed from Golgi complex. It secretes hyaluronidase enzyme which helps in the entry of sperm into the egg.
- Middle Piece: It is the middle, cylindrical portion of the sperm, which contain numerous mitochondria. They provide energy (ATP) to the sperm for its movement.
- Tail: It is the long, tapering structure composed of cytoplasm. It helps in the movement of the sperms inside the uterus.
संबंधित प्रश्न
Write two major functions of testis.
Describe the T.S. of human testis
Given alongside is a diagram of male reproductive system in humans. Label the parts indicated by numbers 1 to 5, and state their functions.
Write the functional activity of the following structure:
Testis
Multiple Choice Question:
Which one of the following Is the route that a sperm follows when it leaves the testes of a mammal?
Multiple Choice Question:
If the vas deference of a man are surgically disconnected or removed.
Cowper's gland is homologous in function to ______
Explain the function of the following structure in the human male reproductive system.
Scrotum
State very briefly the chief function of the following:
Prostate gland
The packing tissues between the coils of the seminiferous tubules are called as ______.
