Question

The function of 2,4-D and benzyl amino purine in tissue culture is to
O Kill bacteria in the medium
O Prevent the growth of fungal weeds in culture
O Harden the callus
O Accelerate cell division and organ regeneration​

Answer 1

Answer:

prevent the groth of fungal weeds in culture.

Explanation:

2,4-D, etc are weedicides which only kill weeds rather than crops.

Answer 2

Answer:

option d

Explanation:

2,4-D is synthetic auxin which promotes root growth while BAP is synthetic cytokinin which promotes shoot growth.