His body is very healthy.

The doctor said his illness is genetic.

He needs special care because of his inherited disease.

His red hair is thought to be an atavism.

My brother is a graduate student at the University of Tokyo.

He is a world-renowned researcher.

My laboratory is on the third floor of the university.

The study of chromosomes is an important part of cytology.

He is known as an excellent researcher.

I am a member of that research association.