He is an expert in enzymology and conducts many researches.

Software engineering is a field of study related to the design and development of computer programs.

Palaeoclimatology is the science that studies the past climate of the Earth.

He is attending a college preparatory school.

He is majoring in mineralogy at university.

Demography is a part of social science that studies the structure, evolution, and problems of human population.

My younger brother will enter the engineering department next year.

Spectroscopy is an important means of investigating the properties of matter.

He is an expert in fiber optics.

He is known as an expert in palaeoclimatology.