Different functions of fat soluble vitamins?

Question

Enlist the different functions of fat soluble vitamins.

Answer 1

1. Vitamin A- Formation of visual pigment.
2. Vitamin D- In the absorption of Ca and P from the vertebrate intestine.
3. Vitamin E- In protecting mitochondrial system from activation.
4. Vitamin K- In the formation of blood clotting factor in vertebrates.
   Unlike water soluble vitamins, whose main functions are co-enzymatic action, Vitamin K has co- enzyme activity.