I am majoring in developmental biology at university.

Cell biology is the study of the structure and function of cells, which are the basic units of life.

I am very interested in marine biology.

The study of benthos is an important field in marine biology.

According to the law on specified alien species, the import of certain organisms is prohibited.

In linear algebra, the upper triangular matrix plays a very important role.

The grammar of 'Jou-nidan' is an important part in learning Japanese.

My room is on the upper level.

This handover is our new project.

His efforts finally brought about a spectacular result.