ChromosomeA chromosome is a grouping of coiled strands of <!g>DNA, containing many genes.
Most multicellular organisms have several chromosomes, which together comprise
the <!g>genome. Sexually reproducing organisms have two copies of each chromosome,
one from the each parent - Humans have 23 pairs. Also see <!g>Chromatin.
Related Topics:
Image:
Sinauer Associates
Contributed by: <!g>CTNS
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