Question

Q. Photoperiod required for callus
culture is
1 point
O 16 hr light - 8 hr dark
O 8 hr light-4 hr dark
10 hr light - 5 hr dark
O None
This is a required question​

Answer 1

Answer:

8 hr light-4 hr dark is very very right answer

Answer 2

Answer:

16 hr light -8 dark is supporting answer!