question

define the following terms with a suitable example of each:

(a) antibiotics

(b) antiseptics

(c) anionic detergents. 

 

 

 

 

 

 

 

 

 

(a) antibiotics : antibacterial agents which in low concentration either kill or inhibit the growth of microorganisms by intervening in their metabolic processes e.g. chloramphenicol, penicillin

(b) antiseptics: antibacterial agents which prevent the growth of micro-organisms and may even kill them. e.g. dettol, bithional

(c) anionic detergents: synthetic detergents in which a large part of the molecules are anions and it is the anionic part which is involved in their cleansingaction e.g. sodium lauryl sulphate.