He is an expert in phytopathology, making a significant contribution to agriculture.

He is an expert in biophysics.

Molecular biology is a field of study that understands life phenomena at the molecular level.

He is an expert in ethology, and his research is highly regarded worldwide.

I am majoring in developmental biology at university.

I am very interested in sociolinguistics.

He is majoring in oenology.

He has a deep interest in parapsychology.

He is an expert in primatology and is engaged in the study of gorilla behavior.

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