Un travail intéressant. Chercheur qualifié concentré portant un uniforme et effectuant un test - Photo & image de stock

Conducting a test. Unsmiling skilled researcher wearing a uniform and doing a test

Man of science. Inspired experienced biologist working with his microscope and holding a tube

My equipment. Inspired experienced biologist working with his microscope and touching a tube

African-american Medical doctor working in research lab. Science assistant making pharmaceutical experiments. Laboratory tools: microscope, test tubes, equipment. Chemistry, medicine, biochemistry

African-american scientist working in lab. Male doctor making microbiology research. Laboratory tools: microscope, test tubes, equipment. Biotechnology, chemistry, bacteriology, virology, dna and

My new research. Inspired professional researcher working with seeds while conducting a new test

My task. Serious skilled scientist conducting a blood test and wearing a uniform

We are professionals. Inspired professional biologist working with his microscope and his co-worker working in the background

Young biotechnologist. Bearded young biotechnologist feeling concerned while working with innovative glass tubes

Black-eyed man working as chemist feeling inspired while sitting near modern microscope

Modern laboratory. Happy smart nice scientists sitting in front of the microscope and taking a test tube while doing an analysis

Test tubes. Skillful responsible chemist placing test tubes in order

Professional bioengineer. Professional bioengineer testing new vaccines while sitting in laboratory wearing uniform

Doing great job. Concentrated experienced biologist taking a test with seeds while working in the lab

Test samples. Selective focus of a test tube being taken from the rack for analysis

Chemical research. Positive smart nice chemist sitting at the table and taking a test tube while doing a chemical research