Question

This provides a temperature of - 196°C for cryopreservation.
(a) Liquid COâ‚‚
(b) Gaseous Nitrogen
(c) Solid COâ‚‚
(d) Liquid Nitrogen

Answer 1

Answer:

Liquid nitrogen is the right answer

Answer 2

Answer:

d

it is possible to store like pollen grains, human sperm etc of a large number of species for years in liq nitrogen