Biotechnology is a science that understands the mechanisms of life and utilizes them.

He is an expert in nuclear physics.

My brother is a famous biologist.

He is interested in paleozoology.

He is from the United States of America.

Science classes are fun because there are many experiments.

He understands the process of rationalization.

He is working hard to rationalize the equation.

He never forgot the lesson of 'under the plum tree, in the melon field', always being careful with his actions.

The African wild dog, also known as the Lycaon, is a very rare species.