DEFINE:STRUCTURE OF A SPERM
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It is a microscopic, motile structure composed of a head, neck, a middle piece and a tail.
Whole body is covered by plasma membrane.
The sperm head contains an elongated haploid nucleus and the anterior portion is covered by a cap-like structure acrosome
The middle piece contains numerous mitochondria which produce energy for sperm motility needed for fertilization.
Tail helps the sperm cell to swim to reach the egg cell.
Seminal plasma along with sperm constitutes the semen.
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A sperm consist a head, middle piece and a tail. The mitochondria is oresent in the middle piece of sperm gives energy to swim. The tail makes then swim forwards.
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