Pollen grains can be stored for several years in liquid nitrogen having a temperature of: - Biology MCQ NEET (UG) 2018 2026 | ExamTest.live | ExamTest.live

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Pollen grains can be stored for several years in liquid nitrogen having a temperature of:

A $- 19 6^{\circ} C$
B $- 8 0^{\circ} C$
C $- 12 0^{\circ} C$
D $- 16 0^{\circ} C$

Solution & Step-by-step Explanation

Cryopreservation involves the storage of biological materials (like pollen, seeds, or embryos) at extremely low temperatures in liquid nitrogen at - 19 6^{\circ} C . This preserves their viability for long periods.

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Pollen grains can be stored for several years in liquid nitrogen having a temperature of:

A

- 19 6^{\circ} C

B

- 8 0^{\circ} C

C

- 12 0^{\circ} C

D

- 16 0^{\circ} C

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