1.

How are vitamines classified? Name the vitamin responsible for the coagulation of blood.

Answer» Correct Answer - Vitamins are classified into two groups depending upon their solubiity in water or fat
(i) Water soluble vitamins These include vitamin B-complex `(B_(1),B_(2),B_(3)` i.e nicotinic acid `B_(6),B_(12),` pantothenic acid and folic acid) and vitamin `C`
(ii) Fat souble vitamins These vitamins `A,D,E` and `K` They are stored in linver and adipose (fat storing tissues)
However biotin i.e vitamin `H` is neither soluble in water nor in fat Vitamin `K` is responsible for coagulation of bond .
Commonest disaccharide (sucorse) has molecular formula `C_(12)H_(22)O_(11)`.


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