Which one of the following is employed as antihistamine?
(a) Diphenyl hydramine
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
Which one of the following vitamins is water-soluble?
(C) Vitamin K
(d) Vitamin A
Which one of the following is employed as a tranquiliser?
Commonly used antiseptic 'Dettol' is a mixture of
(a) o-chlorophenoxylenol + terpineol
(b) o-cresol + terpineol
(c) phenol + terpineol
(d) chloroxylenol + terpineol
In reference to biological role, Ca2+ ions are important in
(a) triggering the contraction of muscles
(b) generating the right electrode potential across cell membrane
(c) hydrolysis of ATP
(d) defence mechanism