Pollen grains can be stored for several years in liquid nitrogen having a temperature of
–196°C
–80°C
–120°C
–160°C
Explanation:
Pollen grains can be stored for several years in liquid nitrogen at –196°C (Cryopreservation)
Pollen grains can be stored for several years in liquid nitrogen at –196°C (Cryopreservation)