Ключевые слова: agar, analysis, bacterium, biochemistry, biology, biotechnology, cell, chemical, chemist, chemistry, clinical, colony, coronavirus, culture, discovery, disease, dish, equipment, germs, glass, glassware, glove, grafting, growth, hand, health, healthcare, healthcare and medicine, holding, hygiene, infection, lab, laboratory, liquid, media, medicine, microbiology, organism, petri, petri dish, plate, research, sample, science, scientific, scientist, technician, test, tube, white,