Molecular biology is the study of biological molecules and their interactions.

I take a vitamin supplement every morning.

The matrix is a mathematical concept used in linear algebra.

This math problem is elementary.

The audio frequency of this radio is very clear.

We need to stabilize the situation before it gets worse.

The psychologist conducted a series of experiments to study human behavior.

I bought a bulk package of toilet paper.

My cousin is bilingual; she can speak both English and Spanish fluently.

An organism is a living thing that can function on its own.