化学の実験です。成功した実験をしながら笑みを浮かべて幸せポジティブ ・ ウーマン - ストックフォト＆画像

Feeling inspired. Pretty joyful dark-haired researcher smiling and holding a glass and looking at it and her colleague sitting in the background

For the research. Happy nice woman holding liquid while pouring liquid in test tubes

Our research. Pretty cheerful smart dark-haired scientist smiling and holding a glass and making an experiment while her colleague sitting in the background

Human heart. Cheerful female biologist looking at the heart model while working in the heart model

Laboratory Test. Female Doing Medical Urine Examination. Portrait Of Beautiful Woman Doctor Holding Glassware, Analyzing Liquid, Sitting At Workplace In Modern Medical Lab. High Resolution.

Smiling chemist in protective eyeglasses holding test tube with reagent in lab

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

Chemical flask. The scientist holding the chemical flask with a blue liquid

Up and coming professional. Selective focus on a female researcher sitting at a laptop and smiling while looking at a test tube in a lab.

Strange reaction. Attentive bearded man touching his chin and bowing head while looking at sample

Can you demonstrate. Smiling woman wearing protective glasses being positive while looking at test-tube

Let me analyze. Selective focus on a set of test tubes and hand of a female laboratory worker taking one of the tubes containing dark chemical substance.

Pour it down. Competent scientist keeping medicine dropper in right hand while taking blue liquid and going to do checkup

Supportive relations. Selective focus on a male scientist standing next to his colleague while pouring chemical liquid into a test tube and conducting a chemical experiment.

For the research. Joyful positive delighted scientist holding a test tube and taking a sample of the liquid in it while doing a research

No right for mistake. Waist up shot of an adult researcher using a pipette while standing in a lab and mixing chemical liquids.