The use of bioweapons is prohibited by international law.

Papa Bush was the 41st president of the United States.

We have a responsibility to protect the biodiversity of the Earth.

Protozoans are single-celled organisms.

In this chemistry experiment, we will learn about the dangers of cyanide compounds.

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

There are many succulent plants in my room.

He was just looking from a distance while the problem was happening.

The ecosystem of zoobenthos is an important field of study in marine biology.

The study of benthos is an important field in marine biology.