Close up of scientist examining sample on microscope slide and taking notes in lab.
Palabras clave
scientist,
laboratory,
research,
science,
pharmacology,
man,
adult,
analysis,
biochemistry,
caucasian,
chemist,
chemistry,
closeup,
discovery,
doctor,
equipment,
experiment,
forensic,
health care,
medicals,
microscope,
people,
professional occupation,
quality control,
sample,
stem,
taking notes,
technician,
test,
work,
write
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