Ключевые слова: adult, adults only, analyzing, backgrounds, biochemistry, biology, biotechnology, business, chemical, chemistry, closeup, color image, connection, copy space, desk, development, discovery, discussion, dna, equipment, examining, expertise, female doctor, healthcare and medicine, horizontal, hospital, indoors, laboratory, laboratory equipment, medical clinic, medical equipment, medical exam, medical research, medical test, medicine, microbiology, microscope, no people, one person, only women, people, research, science, scientific experiment, scientist, stem topic, technology, working,