The term "target molecules or drug targets" is used in medicinal chemistry, which means

1.	Key molecules involved in certain metabolic pathways that result in specific diseases.
2.	Key molecules involved in certain catabolic pathways that result in specific diseases.
3.	Key molecules involved in certain anabolic pathways that result in specific diseases.
4.	None of the above.

The macromolecules that are chosen as drug targets are -

1. Only lipids, proteins.

2. Only carbohydrates, lipids.

3. Only proteins, and nucleic acids.

4. Carbohydrates, lipids, proteins, and nucleic acids.

Medicines should not be taken without consulting doctors because : 

The term chemotherapy means -

1. Use of chemicals for diagnosis.

2. Use of chemicals for prevention.

3. Use of chemicals for the treatment of diseases.

4. All of the above.

Forces that are involved in holding the drug to the active site of the enzyme are-

1. Ionic bonding

2. Hydrogen bonding

3. Dipole-dipole interaction

4. All of the above

Antacids and antiallergic drugs interfere with the function of histamines but do not interfere with the function of each other because:

Which of the following are antidepressants?
a. Iproniazid
b. Phenelzine
c. Equanil
d. Salvarsan
Choose the correct option
1. a, b and c
2. b, c and d
3. c, d and a
4. a, b and d

The main constituents of Dettol are:

1. Chloroxylenol and α-terpineol.

2. Toluene and phenol.

3. Aniline and benzene.

4. None of the above.

The tincture of iodine comprises of -

1. 6−7 % solution of alcohol in iodine-water mixture.

2. 6−7 % solution of iodine in alcohol-water mixture.

3. 2−3 % solution of alcohol in iodine-water mixture.

4. 2−3 % solution of iodine in alcohol-water mixture.

Artificial sweetening agents are: