(B) In humans $(Men)$,the testes develop in the abdominal cavity during embryonic development. Just before birth,they descend into the scrotal sac thr

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(B) In humans $(Men)$,the testes develop in the abdominal cavity during embryonic development. Just before birth,they descend into the scrotal sac through the inguinal canal. This descent is essential because the temperature of the scrotum is $2-2.5^{\circ}C$ lower than the internal body temperature,which is necessary for spermatogenesis.

Class 12 Biology Human Reproduction Male reproductive system

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In which animal are the testes abdominal during embryonic stages but migrate to the scrotum just before birth,where they remain throughout life?

A
Elephants
B
Men
C
Rats
D
Whales

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Class 12

Biology Questions

Chapter

Human Reproduction

Subtopic

Male reproductive system

Identify the $CORRECT$ match:
Accessory Glands Functions
$i$. Seminal vesicles $a$. Lubricates vagina
$ii$. Prostate gland $b$. Provide energy,coagulation of sperm
$iii$. Cowper's gland $c$. Neutralizes acidity of vagina

Accessory Glands	Functions
$i$. Seminal vesicles	$a$. Lubricates vagina
$ii$. Prostate gland	$b$. Provide energy,coagulation of sperm
$iii$. Cowper's gland	$c$. Neutralizes acidity of vagina

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