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Medical worker in white coat working with test tubes in laboratory

Smiling medical worker in white coat working with test tubes in laboratory

Biological science. Serious nice professional biologist sitting at the table and looking at the test tubes while working with vaccine samples

Sensational discovery. Skillful smart bioengineer feeling inspired while making important sensational discovery

Successful result. Positive nice delighted scientist smiling and looking at the test tubes while being happy about his research

Professional scientist in protective eyeglasses making experiment with reagents in test tubes

Professional lab technician taking notes while holding a test tube with plant sample

Another investigation. Adult perspective nice-looking discoverer sitting in the laboratory working with another project and holding the vial in hands.

Medical worker in sterile mask and protective glasses, holding a digital tablet and talking to colleague

Professional chemist in white coat examining test tube with plant sample in chemical lab

Selective focus of scientists looking at reagent in laboratory

Researchers in white coats and medical masks working with reagents together in lab

Scientists in white coats, medical gloves and goggles making scientific research together in laboratory

Test tube with blur liquid in hand of scientist on blurred background

Selective focus of scientific researchers in googles and medical masks looking at reagents in tubes in lab

Doctors in protective glasses and masks working with microscope and discussing work