A tudósok befecskendezett vegyi anyagok műanyag csövek, tudós keverjük össze a vegyi anyagokat a rázógép előtt a kísérlet.Keverjük össze mintákat a kémcsövek, előkészíti a mintát a vizsgálathoz - Stock fotó és kép

A medical or scientific researcher or doctor looking at a test tube of liquid green solution in a laboratory.

Woman researcher is surrounded by medical vials and flasks, isolated on white

Test tubes with liquid in modern laboratory. Research scientist using pipette filling flasks. Medicine, biotechnology, microbiology Development concept

Close-up of professional female scientist in protective eyeglasses making experiment with reagents or blood test in laboratory. Medicine, biotechnology and research concept.

Woman researcher is surrounded by medical vials and flasks, isolated on white

Woman researcher is surrounded by medical vials and flasks, isolated on white.

Chemist mixed up chemicals to find antiretroviral drugs at lab, developers of potential medicines and vaccines against COVID-19

Young asian scientist looking through a microscope in a laboratory.Thailand people doing some research.

Close up of Asian scientist working in lab, experiment for customer, using formula

Chemist mixed up chemicals to find antiretroviral drugs at lab, developers of potential medicines and vaccines against COVID-19

Scientist injected chemicals into plastic tubes mixing chemicals with shake machine before experiment

Scientist injected chemicals into plastic tubes mixing chemicals with shake machine before experiment