19.2 The nucleosome EwA is the subunit of all chromatin Figure 19.1 Chromatin spilling out of lysed nuclei consists of a compactly organized series of particles The bar is 100 nm Photograph kindly provided by pierre cham bon 消当Figure 19.1 Chromatin spilling out of lysed nuclei consists of a compactly organized series of particles. The bar is 100 nm. Photograph kindly provided by Pierre Chambon. 19.2 The nucleosome is the subunit of all chromatin