Protozoans are single-celled organisms.

As the name suggests, chordates are a group of animals that have a notochord.

The South Asian language family, like the Austroasiatic language family, is a large language group that includes many languages.

In this chemical reaction, a specific isotope is produced.

She wrote her name in cursive script.

This sentence is written in bold typeface.

This pathogen is very dangerous to humans.

There is a possibility that unknown lifeforms exist on this planet.

He is deeply researching the theory of real number fields.

He saw the light through the transparent object.