Question

what is meant by sperm ​

Answer 1

Heyy,

Sperm is a male germ cell, which is transferred to the female body for reproduction. It is motile and has a head, middle part and a tail for easy movement.

Hope it helps :)

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Answer 2

$\tt\pink{\underline{Testis}}$

→A pair of testis is situated outside the abdominal cavity in a sac of skin is called the scrotum. Scrotum keeps the testes at a temperature 22.5 degree Celsius lower than the internal body temperature which is necessary for the synthesis of sperms .

→Each testis is oval in shape measures about 4 to 5 cm in length and is 2 to 3 cm in width .

→The outermost covering of the testes is formed by a dense fibrous membrane called tunika albinia .

→Each testes is divided into 250 compartments called testicular lobules .