Vista ritagliata dello scienziato in guanti di lattice in possesso di piastra di prova di vetro e siringa - Foto e immagini stock

Hands in protective rubber gloves holding in test tube with blue liquid in laboratory. Chemical industry concept

Scientist with a pipette analyzes a colored liquid to extract the DNA and molecules in the test tubes

Close-up of hands in gloves holding a plastic sample container and a graduated glass pipette with out of focus test tubes in the back. Research concept.

Male entomologist working in the lab on new species

Medical or scientific researcher or man doctor looking at a test tube of clear solution in a laboratory