The Fischer projection is a commonly used representation method in organic chemistry.

In organic chemistry, we use the Haworth projection to represent the three-dimensional structure of sugars.

In the organic chemistry class, there was an explanation of the Natta projection.

His actions change depending on the circumstances.

Despite their simple body structure, nematodes have surprisingly complex ecosystems.

Neurotransmitters play a crucial role in transmitting information in the brain.

He damaged his motor nerves in an accident.

He received a heavy penalty for that crime.

Kei gave a wonderful speech.

Kei is a very wise person.