Mladí muži chemiky v laboratorní pláště drží zkumavky a usmívá se na kameru - Stock fotografie a obrázky

Young men chemists in glasses looking at test tube in laboratory

Closeup.biologists on blurred background laboratory.photo with copy space

Young smiling men chemists in white coats holding test tubes in laboratory

Closeup.biologists on blurred background laboratory.photo with copy space

Closeup. two scientists examining liquid in a test tube

Photo of specialists experienced doc guy lady virology clinic hold blood probe, experiment infection vaccine examining wear protect mask gloves lab coat isolated grey color background

Portrait of his he nice attractive smart clever doc surgeon holding in hands bulbs making virus reaction analysis lab creating, new drug remedy isolated on light white gray pastel color background

Bearded chemist in goggles with reagents in tubes and tablet in laboratory

Two young scientists at work looking at chemical sample in laboratory

Two young scientists at work looking at chemical sample in laboratory

Two young scientists at work looking at chemical sample in laboratory

Young female scientist looking at chemical samples in test tubes

Two young scientists holding chemical sample in test tube

Chemists in protective workwear looking at molecular model

Senior chemists looking at test tubes in laboratory

Scientists in protective masks and glasses standing between empty test tubes