Which one of the following is employed as a of tranquiliser drug?
Which of the following hormones contains iodine?
Which of the following protein destroy the antigen when it enters in body cell?
Vitamin- B12 contains
1. Zn (II)
2. Ca (II)
3. Fe (II)
4. Co (II)
Enzymes take part in a reaction and
(a) decrease the rate of a chemical reaction
(b) increase the rate of a chemical reaction
(c) Both (a) and (b)
(d) None of the above