Ключевые слова: activity, adult, analysis, close, close up, closeup, contemporary, disposable, equipment, examination, experiment, glass, gloves, green, hands, indoors, job, lab, laboratory, leaves, lichen, microbiological, microbiology, moss, occupation, person, petri dish, plant, plastic, preparation, protective, reseach, research, sample, samples, science, scientific, scientist, soil, special, study, syringe, taking, technology, university, water, working,