(A) Vitamin D
(B) Vitamin E
(C) Vitamin B12
(D) Vitamin K
Author:
Vitamin E reduces the requirement of?
(A) Iron
(B) Zinc
(C) Selenium
(D) Magnesium
The requirement of vitamin E is increased with greater intake of?
(A) Carbohydrates
(B) Proteins
(C) Polyunsaturated fat
(D) Saturated fat
The activity of tocopherols is destroyed by?
(A) Commercial cooking
(B) Reduction
(C) Conjugation
(D) All of these
Insignificant amount of Vitamin E is present in?
(A) Wheat germ oil
(B) Sunflower seed oil
(C) Safflower seed oil
(D) Fish liver oil
Calcitriol synthesis involves?
(A) Both liver and kidney
(B) Intestine
(C) Adipose tissue
(D) Muscle
The β-ring of 7-dehydrocholesterol is cleaved to form cholecalciferol by?
(A) Infrared light
(B) Dim light
(C) Ultraviolet irridation with sunlight
(D) Light of the tube lights
One international unit (I.U) of vitamin D is defined as the biological activity of?
(A) 0.025 μg of cholecalciferol
(B) 0.025 μg of 7-dehydrocholecalciferol
(C) 0.025 μg of ergosterol
(D) 0.025 μg of ergocalciferol