Researcher hand holding test tube for checking covid-19 in the blood.
Close up of male agronomic engineer and researcher holding two test tubes with liquid substances of different color sanding at vertical farm indoors
Focused researcher holding pipette filling test tube with experimental drugs.
Close-up - researcher dispenses a liquid in a test-tubes
African botanist researcher checking test tubes with dna test liquid
Slowmo of young botanic researcher in protective workwear holding two test tubes with liquid substances over lettuce seedlings
Close up footage of researcher hand pouring liquid GMO on test plants. Food research and experiments
Closeup of young botanic researcher in protective workwear holding test tubes over lettuce seedlings
Lab flask in scientist hand. Female scientist hands mixing blue liquid in glass flask. Laboratory testing. Science laboratory research. Close up of lab worker holding test tube with liquid
Scientist researcher pouring transparent liquid into test tubes. Medical and chemical research concept.
Closeup of botanist researcher holding in hands sample with green leaf
Chemist researcher holding petri dish with vegan meat in hands