19.2 The nucleosome is the subunit of all chromatin Figure 19.6 Sequences on the dna that lie on different turns around the A nucleosome may be closen together Sites 80 bp apart on linear DNA are close together on nucleosome 消当Figure 19.6 Sequences on the DNA that lie on different turns around the nucleosome may be close together. 19.2 The nucleosome is the subunit of all chromatin