Biomedical scientist: Biomedical scientists conduct research to understand human diseases and develop new treatments. They may work in laboratories, hospitals, or research institutions.

Ecologist: Ecologists study the relationships between organisms and their environment. They may work in fields such as conservation, wildlife management, or environmental consulting.

Geneticist: Geneticists study genes and heredity to understand how traits are passed down from one generation to another. They may work in research, healthcare, or agriculture.

Microbiologist: Microbiologists study microorganisms such as bacteria, viruses, and fungi. They may work in research, healthcare, or industrial settings, such as pharmaceutical or food production companies.

Marine biologist: Marine biologists study marine organisms and their ecosystems. They may work in research, conservation, or education, studying topics such as marine biodiversity, fisheries, or coral reef health.