Ключевые слова: activity, analysis, anatomy, background, biology, botanical, botany, cell, closeup, cross, culture, cut, education, educational, environment, epidermis, equipment, green, growth, hand, histology, isolated, lab, laboratory, leaf, magnification, membrane, micro, microscope, parenchyma, plant, plant stem, plantation, research, roots, safety, sample, school, science, scientific, section, slice, stem, study, technique, test, tissue, view, wall, xylem,