Ключевые слова: agar, background, bacteria, bacteriology, biology, biotechnology, black, cell, colony, color, culture, dish, equipment, experiment, fungi, glass, growing, growth, health, hygiene, isolated, laboratory, micro, microbes, microbiology, microorganisms, mold, nutrient agar, object, pathogen, petri dish, plate, research, sample, science, scientific, soil, test, white, yeast,