Ключевые слова: bacteria, bacterium, biology, blood, cell, close, dark, disease, embryo, epidemic, flowing, genetics, health, hiv, human, ill, illness, illustration, infection, macro, many, medical, medicine, micro, microbe, microbiology, microscopic, molecules, nano, organic, organism, organs, parasite, patient, render, research, scanning, science, scientific, sem, shape, sick, sickness, spread, surface, technology, therapy, vein, viral, virus,