Question

stem cell samples preserved at (A)-135°C to -190°C
(B)0°C to 10°C. (C) -45°C to -90°C (D)20°C to 40°C

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Answer 1

Answer:

option A) -135°C to -190°C

Explanation:

stem cell are stored in liquid nitrogen at -196°C

i.e. at very low temperature here option A) is the correct