ラボでの手で薬を分析年配の男性の科学者の肖像 - ストックフォト＆画像

Portrait of senior man scientist analyzing pill in hand in lab

Attention please. Confident bearded man raising his hands and standing in semi position while doing chemical experiment

Medical treatment. Test tube wit blood sample being studied by nice professional smart researchers

Portrait of smiling senior woman scientist analyzing pill in hand in lab

Conducting an experiment. Top view on a bearded man looking into the camera while standing in a laboratory and holding a test tube with a red chemical liquid.

Something strange. Serious researcher wrinkling his forehead while looking at test tube and standing at his workplace

Senior chemists holding test tube in laboratory

Professional chemists making experiment with reagents in test tubes

Portrait of senior woman scientist showing pills in hands in lab

Young female scientist looking at chemical sample in test tube

Side view of attractive female scientist holding test tube with chemical sample

Portrait of senior woman scientist looking at pills on lab scales

Young female scientist looking at chemical sample in test tube with magnifier

Portrait of senior woman scientist analyzing plant in glass test tube in lab

Young female scientist making chemical experiment in laboratory