In protein molecules, four levels of molecule organization are known. How many levels of organization do you think can be distinguished in a DNA molecule; RNA?
DNA has four levels of molecule organization. a chromosome is a complex of DNA with histones – a sign of a quaternary structure.
RNA – different species have different levels. rRNA – quaternary (ribosome), tRNA – the form of the molecule “clover leaf”, tertiary structure, mRNA – only secondary.
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