Name the sweetening agent used in the preparation of sweets for a diabetic patient.
(ii) What are antibiotics ? Give an example .
(iii) Give two example of macromolecules that are chosen as drug targetsm.

Explanation

(i) Saccharin is the sweetening agent used in the preparations of sweets for a diabetic patient.
(ii) Antibiotics : These drugs are used to treat infections because of their less toxicity for humens and animals . These are prouduced wholly or partly by chemical processes and
they inhibit the growth or even destroy microorganisms by intervening in their metabolic processes Examples : Salvarsan.
(iii) Enzymes and receptors are the two examples of macromolecules that are chosen as drug targets.