Question

In a callus culture
A. increasing level of cytokinin to a callus induces shoot formation and increasing level of auxin promote root formation
B. increasing level of auxin to a callus induces shoot formation and increasing level of cytokinin promote root formation
C. auxins and cytokinins are not required
D. only auxin is required for root and shoot formation

Answer 1

Option A is correct.........

Answer 2

option A is the correct answer............