Question

The majority of new chemical molecules that are tested as new drugs come from

a. the leaves of plants.
b. bacteria found in the soil.
c. the bark of trees.
d. the synthesis of new chemicals by chemists.

Answer 1

d. the synthesis of new chemicals by chemists.
New drugs are likely synthetic and made in the lab, not derived from existing organisms.

Answer 2

The correct answer is d. the synthesis of new chemicals by chemists.

Step-by-step explanation:

Hello! Let's solve this!

In ancient times, new medicines were extracted from plants and bacteria.

Currently, it is the chemists who develop new chemicals in laboratories, which can serve as medicine.

We conclude that the correct answer is d. the synthesis of new chemicals by chemists.