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In the chromatin network there's no double helix, because it's always mostly unrolled and various things are bound to it. It looks a lot more like a ladder. Th
by waps 12y ago
In the chromatin network there's no double helix, because it's always mostly unrolled and various things are bound to it. It looks a lot more like a ladder.
The double helix as analyzed only exists as part of chromosomes.
- kendallpark 12y agoIt seems you are mistaking DNA's quaternary structure for its tertiary structure. DNA's tertiary structure remains helical while wound up in chromatin. http://upload.wikimedia.org/wikipedia/commons/d/db/Nucleosome_1KX5_2.png http://upload.wikimedia.org/wikipedia/commons/d/db/Nucleosom... http://en.wikipedia.org/wiki/Nucleic_acid_structure http://en.wikipedia.org/wiki/Nucleic_acid_structure