I often go to one-man karaoke sessions on weekends.

The one-humped camel lives in the desert.

He is an expert in immunology.

A healthy diet and moderate exercise help boost immunity.

Because he has immunodeficiency, he always pays attention to his health management.

I am majoring in immunology at university.

He is dedicated to the study of immunochemistry.

People with strong general immunity are less likely to catch a cold.

Mucosal immunity plays a crucial role in protecting our bodies from pathogens.

The Solar System is composed of eight planets, including Earth.