Close up of the hand of a laboratory worker.
Palabras clave
biologist,
laboratory,
hand,
pharmacy,
biochemistry,
technology,
chemistry,
working,
concept,
woman,
person,
chemical,
equipment,
work,
researcher,
biology,
men at work,
female,
deoxyribonucleic acid,
experiment,
professional,
surgery,
sample,
blood,
hospital,
tube,
test,
laboratory,
medicals,
disease,
health care,
research,
clinic,
healthy,
doctor,
medicine,
health,
science,
analysis,
diagnosis,
quarantine,
contamination,
disease,
human
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