Explain the following terms with one suitable example in each case.
(i) Cationic detregents
(ii) Enzymes
(iii) Antifertility drugs

Explanation

(i) Cationic detergents : Cationic detergents are quarternary ammonium salts of amines with acetates, chlorides, or bromides as anions.
Example : Cetyltrimethyl ammonium bromide.
(ii) Enzymes : Enzymes are the biological catalysts which increase the rate of metabolism.
Example : Zymase
(iii) Antifertility drugs : Drugs which are used to control birth rate.
Example : Norethindrone,Novestrol.