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|what is the relationship between a molecule of DNA and a chromosome ?
|The cell's nucleus contains chromosomes made from long DNA molecules and long strands of genes.
|how many chromosomes does the cell have at the start of mitosis?
|how many chromosomes does it have after mitosis ?
|DNA is a double-stranded molecule made of four different sub units called what ?
|each of your chromosomes is associated with a group of protons called what ?
|it's called histones
|what kind of cells do mitosis and cytokinesis produce ?
|they produce daughter cells.