(i) What are disinfectants ? Give an example.
(ii) Give two examples of macromolecules that are chosen as drug target.
(iii) What are anionic detergent ? Give an example.

Explanation

(i) Disinfectants are the chemicals which kill or prevent the growth of micoorganisms.
For example : 1% solution of phenol.
(iii) Anionic detergents are sodium salts of sulphonated long chain alcohols or hydrocarbons. In anionic detergents, the anionic part of the molecule is involved in the cleansing action.
Example : Sodium lauryl sulphate, sodium dodecylbenzene sulphonate. (any one)