Question

Sperms can be stored for several years in liquid nitrogen with a temperature of ______.

Options

• −86°C

• −20°C

• −196°C

• −160°C

Answer 1

Sperms can be stored for several years in liquid nitrogen with a temperature of −196°C.

Explanation:

Storage of human sperm in liquid nitrogen at a temperature of 196°C is the conventional method of preservation.