Which class of drugs is used in sleeping pills?

1

(a)

Tranquilizers.

Which site of an enzyme is called allosteric site? 

1

(a)

Sites different from active site of enzymes where a molecule can bind and affect the active site is called allosteric site.

________ is the branch of chemistry which deals with the treatment of diseases using chemicals.

1

(a)

Chemotherapy

Give one example of a
(i) bactericidal antibiotic
(ii) bacteriostatic antibiotic.

1

(a)

(i) Penicillin
(ii) Tetracycline.

Where are the receptors located?

1

(a)

Receptors are embedded in cell membrane.