Figure 1From: Open questions: Chromosome condensation - Why does a chromosome look like a chromosome?Human chromosomes. Meters of DNA are packed into micrometer-sized chromosomes in mitosis, here in human (HeLa) cells arrested in mitosis. Chromosomes were spread and stained with a DNA binding dye. Scale bar, 10 μm (photograph courtesy of Sriramkumar Sundaramoorthy and Mark Petronczki).Back to article page