類似のロイヤリティフリーの画像
Female scientist researcher busy working in laboratory to find the solution of testing with lab tools and equipment. Concept for people working in health care business for new useful knowledge.
Close-up of scientist using microscope and test tubes. Laboratory assistant making analysing sample of medicines in research lab. Chemical experiments concept
Pipette dropping a sample in a test tube. Laboratory assistant analyzing blood in lab. DNA analysis.
Serious concentrated young Asian female chemist in mask and protective goggles sitting at table and holding flask of medical sample, she working with fluids
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