Ключевые слова: anatomy, background, biological, biology, biotechnology, botanic, botanical, botany, bundle, cell, chloroplast, cotton, detail, education, educational, histology, investigation, leaf, life, macro, magnification, micro, microbiology, micrograph, microscope, microscopic, microscopy, nature, nucleus, plant, preparation, research, science, scientific, section, stem, stoma, study, tissue, vascular, wall,