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.

I have been to Wuhai city.

The White Sea is a sea located in the northern part of Russia.

Mr. Kaiboku is my best friend.

The common murre lives in the oceans of the Northern Hemisphere.

There are beautiful camellias blooming in my garden.