Ключевые слова: 4658, agar, analysis, analyzing, bacteria, bacterium, biological, biology, biotechnology, cells, chemical, chemistry, clinical, culture, diagnostics, disease, dish, experiment, fluid, glove, green, hand, health, holding, infection, instrument, jelly, laboratory, medical, medicine, organism, petri, pharmacology, pink, poisonous, protective, red, research, sample, science, sickness, test, tube, virus, yellow,