He exercises his body every day.

His body looks like that of an athlete.

His body build is like that of a sports player.

My younger brother had an appendectomy yesterday.

He decided to undergo sex reassignment surgery.

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.