Ключевые слова: agar, analysis, analyzing, background, bacteria, bacterial, bacteriology, bacterium, biological, biology, biotechnology, cell, cells, chemistry, colony, culture, dish, experiment, glove, growth, hand, health, healthcare, holding, hygiene, lab, laboratory, media, medical, medicine, microbe, microbial, microbiology, microorganism, organism, petri, plate, poisonous, protective, research, safety, sample, science, scientific, scientist, technology, test, tests, white, yellow,