Ключевые слова: agriculture, background, bank, barrel, biochemistry, biology, biotechnology, cap, cells, chemical, chemistry, closeup, dna, ecology, environment, equipment, freeze, frost, frozen, general, genetic, genetic material, health, institute, lab, laboratory, liquid, medical, medicine, metal, metallic, microbiology, natural, nature, nitrogen, open, organic, plant, preserve, reproduction, research, science, scientific, seed, storage, study, tank, technology, test, work,