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| Description: Secondary and Tertiary Structure of Nucleic Acids DNA in cells can differ in size and shape. DNA can be from thousands to millions of base pairs in length. DNA can be circular or linear. DNA can be relaxed or supercoiled Picture Stats: Views: 326 Filesize: 230.83kB Height: 362 Width: 465 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=33884 |