Hormone responsible for growth of the root in micropropagation is

Which hormone is responsible for growth of bone ?

Which of the following region of root is responsible for the growth of the root in length ?

Which of the following region of root is responsible for the growth of the root in length ?

The region of root responsible for growth of root in length is

Correct the following statement. Luteinizing hormone is responsible for the growth of Graafian follicle in the female reproductive system.

Name the plant hormones responsible for the following growth of stem