Ключевые слова: attack, background, bacteria, biology, blood, blue, cancer, cell, cells, cytokinesis, cytology, death, detail, diseases, education, epidemic, experiment, genetics, health, histology, hiv, human, ill, illness, infections, laboratory, life, macro, medical, medicine, micro, microbes, microscope, microscopic, molecules, nature, photograph, photomicrograph, photomicroscopy, red, research, scanning, science, scientific, sick, sickness, slide, small, tiny, virus,