When looking at areas of biology there are many subdisciplines that you could go into such as:

-Subdisciplines-

• Biochemistry: the field of science focussed on chemical and physicochemical processes ad substances in living things.
• Biophysics: the field of science that applies the theories and methods derived from physics to understand how biological systems function.
• Cell Biology: the field of science that focuses on cell structure and function and revolves around the concept that the cell in the fundamental unit of life.
• Biotechnology: the field of science that uses biological processes for industrial and other purposes.
• Genetics: the field of science that focuses on the study of heredity and variation of inherited characteristics
• Anatomy: the field of science that focuses on the bodily structures of humans, animals, and other living organisms.
• Physiology: the field of science that focuses on normal functions of living organisms and their parts
• Microbiology: the field of science that focuses on microorganisms.

and there are many more that you can dive into. Each has its own specific sections of biology that they focus on. Each leaves opportunities to conduct research and put out findings that you discover.