Packaging of prokaryotic chromosomes
A) doesn't involve histone or histone-like proteins.
B) involves large regions of positively supercoiled DNA but lacks histones or histone-like proteins.
C) is very simple and lacks higher-level structure, such as looped domains.
D) involves structural RNA molecules that contribute to the formation of looped domains. is essentially the same as eukaryotic DNA packaging.
Answer: D
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