The correct answer is: D. Dermatology
Dermatology is the branch of medicine that deals with the diagnosis and treatment of diseases and conditions of the skin, hair, and nails. It is a subspecialty of internal medicine and pediatrics.
Physiology is the scientific study of the normal function of living organisms. It is a branch of biology that deals with the physical and chemical processes that take place in living organisms.
Anatomy is the study of the structure of living things. It is a branch of biology that deals with the form and function of the body’s organs and tissues.
Biochemistry is the study of the chemical processes that take place in living things. It is a branch of chemistry that deals with the structure and function of biological molecules.