Θαμπός γιατρός σε λευκό παλτό στέκεται κοντά σε χημικούς τύπους σε γυάλινο πίνακα - Φωτογραφίες & Εικόνες Αρχείου

Partial view of blurred doctor standing near glass board with chemical formulas

Low angle view of blurred scientist wiring chemical formulas on glass board

Brunette chemist holding clipboard while writing formulas on glass board

Partial view of blurred chemist with felt pen writing formulas on glass board

Background image female scientist makes a report to colleagues

Cropped view of blurred doctor with felt pen writing chemical formulas on glass board

In the classroom student write chemical formula at the blackboar

View through the transparent Board.smiling female assistant makes an entry on the Board.

Bioengineer holding flask with yellow liquid near colleague on blurred background

Bioengineer looking at microscope while standing near test tubes and flasks in lab

Side view of scientist holding test tube and sitting near formulas illustration

Cropped view of scientist holding laptop in laboratory on blurred foreground

Young scientist using laptop near mature colleague with digital tablet on blurred foreground

Selective focus of biologist looking at test tube in lab

Low angle view of bioengineer in white coat holding laptop on blurred foreground

Selective focus of medical flask near cropped bioengineers working on blurred background

Selective focus of biologist looking at test tube in lab