We organized a new group.

The study of chromosomes is an important part of genetics.

What on earth is he thinking?

His corpse was resting peacefully.

The structure of the human body is very complex.

What is this substance made of?

He exercises every day to maintain his physical health.

This medicine is made outside of the body.

Poison is spreading inside his body.

He is passionate about depicting the beauty of the male body.