Mladá dívka laborantka s osobními ochrannými prostředky, chemické laboratoře - Stock fotografie a obrázky

African American girl doctor in a white coat with a stethoscope. sitting at a table with libra on white background. Researcher researching in the laboratory.

Black woman scientist student chemist in protective goggles are conducting research using microscope for bacterial contamination of water to search for vaccine to treat diseases in medicine.

Black female chemist student conducting research using a microscope for bacterial contamination of water searching for a vaccine to treat diseases in medicine doctor concept

Young african american woman wearing scientist uniform smiling with hands on chest, eyes closed with grateful gesture on face. health concept.

Scientist african american woman stand and look at camera in laboratory with electronic tech instruments. Research and development of electronic devices by color black woman.

Scientist african american woman working in laboratory with soldering iron