Protists are being studied in a branch of biology.

He works in the marketing division of the company.

After a long day, I felt refreshed after taking a shower.

I love biology.

In this factory, the latest technology is used to refine high-quality products.

This factory is refining high-quality olive oil.

Daisei is my best friend.

A healthy sex life is important for overall health.

I was moved by his absolute sincerity.

We formed a team to create a new project.