생명체와 그 생명 현상을 전문적으로 연구하는 과학자.
A scientist who specializes in the study of living organisms and their vital processes.
예문:
"The marine biologist discovered a new species of jellyfish in the deep ocean."
"Molecular biologists are working to develop more effective vaccines."
"As a field biologist, she spends most of her time observing animals in their natural habitat."