Επιστήμονας ή ο γιατρός ρίχνοντας ένα αίμα στο αίμα δοκιμαστικό σωλήνα στο ράφι, ερευνητική έννοια - Φωτογραφίες & Εικόνες Αρχείου

Scientific expertise. Top view of a test tube being taken from the rack for analysis

Test tubes in clinic, pharmacy and medical research laboratory and new chemical substances.

Scientist hand dropping the sample substance into the test tube rack in lab. science research concept

Microscope surrounded by blood test tube and sample compound tube in lab. laboratory research concept

Scientist or doctor dropping a blood into blood test tube in rack , research concept

Chemist,scientist hand dropping chemical liquid into test tube, science research and development concept

Chemist,scientist hand pick up test tube from rack in laboratory background, science research and development concept

Chemist,scientist hand pick up and dropping chemical liquid into test tube, science research and development concept

Chemist,scientist hand pick up and dropping chemical liquid into test tube, science research and development concept