Which of the following is not true about nurse or conditioned medium?

Question

Options:

A . It is liquid removed from the suspension of fast growing cells

B . It contains uncharacterized growth factor released by growing cells

C . It is used in the culture of regenerating protoplast

D . it is removed aseptically from the culture and is autoclaved before use

Answer: Option D
Answer: (d).it is removed aseptically from the culture and is autoclaved before use

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