Question

Draw a neat well labelled diagram of the human sperm. Also, write how its shape and size help it in its functioning.
​

Answer 1

Sperm is the male reproductive cell that is produced by male. Sperm reach to female ovum and female egg get fertilised and new offspring is produced.

• Human male sperm is also known as spermatozoon.
• Mature sperm has two parts: Head tails.
• The head is the sperm is called acrosome.
• Sperm constitutes of lysosomes and hyalunoridase enzyme.
• Sperm has two types of chromosomes:- XX Chromosomes and XY chromosomes.
• Sperm contains genetic information and this genetic information is transmitted from male to female and then to the new offspring.
• When sperm reaches to ovum then it forms embryo.
• Reproductive cells are known as gonads.
• The labelled diagram of sperm is provided in the attachment.

Answer 2

•The shape and size of sperm help in its function.•The structure, at the tip of the head, produces enzymes that help the sperm to penctrate the female ovum.•Tail of sperm helps in swimming.