For example, a molecule of DNA (short for deoxyribonucleic acid), which contains the coded information for the heredity of every living thing, can have millions of atoms of several elements!
इतकी गुंतागुंतीची रचना असूनही डीएनए रेणूचा व्यास केवळ ०.०००००२५ मिलीमीटर इतकाच असतो.