Ключевые слова: biological, biology, biotechnology, botanic, botany, cell, close, close up, closeup, college, color, cut, detail, education, examination, experiment, exploration, flower, histology, investigation, life, macro, magnification, magnified, medicine, membrane, micro, microbiology, microorganism, microphotography, microscope, microscopic, microscopy, molecular, nature, plant, preparation, root, science, scientific, section, slide, structure, student, training, university, xylophyta,