Erthroposis may be stimulated by the deficiency of

Erythropoiesis may be stimulated by the deficiency of

GnRH stimulates the

Thirst is stimulated by

Night-blindness may be caused by the deficiency of vitamin

Give reasons for the following. Removal of ileum may result in the deficiency of iron in the long run.

A plant is showing symptoms like chlorosis of younger or older leaves, production of sterile flowers and grey spots. It may be due to the deficiency of