I am majoring in biochemistry at university.

He is devoted to the study of neoplasms.

My biological clock is disrupted, and I've been having sleepless nights.

Microorganisms are one of the basic forms of life.

Protists are single-celled organisms that live in water.

I am majoring in biology at university.

He is a world-renowned biologist.

He was working as a temporary auditor.

He always proactively suggests new ideas.

Chemotransmitters play an important role in the transmission of information between nerve cells.