Question

Why testes in mammals are located outside the abdomen in scrotal sacs?

Answer 1

because they need to be cooler than the temperature inside the body in order to make sperm..

that's ur ans

Answer 2

$\huge{\boxed{\sf{ TESTES -}}}$

>> Testes in mammals are located outside the abdominal cavity in a bag like structure called scrotum.

>> It is because cool temperature is required for the production of sperms.

>> So, it is situated outside so that it has lower temperature about 2 to 2.5°C which is lower than the body temperature.

This is the reason why testes in mammals are located outside the abdomen in scrotal sacs.