Ключевые слова: bacteria, biochemical, biology, cells, colors, culture, disease, glass, gloves, greece, group, hand, health, horizontally, hospital, kneaded, knowledge, lab, laboratory, laboratory analysis, many, medical, medical object, microbiology, microscope, organism, research, ribs, round, samples, science nature, search, seeding, sterile, still life, symbols, test, testing, top seed, viruses, visual, white, woman, work,