BIOMOLECULES AND ENZYMES

Detailed explanation-1: -Beriberi is a disease in which the body does not have enough thiamine (vitamin B1).

Detailed explanation-2: -Vitamin B1, also called thiamine or thiamin, is one of 8 B vitamins. All B vitamins help the body convert food (carbohydrates) into fuel (glucose), which the body uses to produce energy. These B vitamins, often referred to as B-complex vitamins, also help the body metabolize fats and protein.

Detailed explanation-3: -Night blindness is one of the first signs of vitamin A deficiency. In its more severe forms, vitamin A deficiency contributes to blindness by making the cornea very dry, thus damaging the retina and cornea.

Detailed explanation-4: -A nutrient in the vitamin B complex that the body needs in small amounts to function and stay healthy. Vitamin B1 helps some enzymes work properly, helps break down sugars in the diet, and keeps nerves and the heart healthy. It is found in pork, organ meats, peas, beans, nuts, and whole grains.