Which of the following have been used for cryo-preservation of germplasm w

Question

Which of the following have been used for cryo-preservation of germplasm with 90% tissue survival and 10%plant regeneration that are used in international exchange of germplasm?

Options:

A . Meristem tip cultures

B . Embryo cultures

C . Both (a) and (b)

D . Embryo cultures supplemented with GA3 and coconut milk

Answer: Option A

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