Controlled experiment. Close up of a researcher in gloves holding a pipette while pouring a drop of a chemical liquid in one of the test tubes.
Palabras clave
physician,
clinic,
chemist,
equipment,
experimenting,
men at work,
professional,
profession,
scientific,
science,
adult,
working,
discovery,
tube,
substance,
scientist,
pipette,
biology,
microbiology,
research,
tube,
apothecary,
biotechnology,
mature,
liquid,
test,
mutation,
evolution,
monitoring,
doctor,
modification,
workspace,
laboratory,
study,
coat,
technology,
medicals,
genetic,
labcoat,
researcher,
reaction,
closeup,
uniform,
deoxyribonucleic acid,
laboratory,
dripped