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Chromosomes are organized packages of DNA found inside your body’s cells.[1] Your DNA contains genes that tell your body how to develop and function. Humans have 23 pairs of chromosomes (46 in total).
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Subject area
GeneticsResource level
Secondary High School (9-12) Grade 10 Grade 11 Grade 12 Grade 9 Middle (7-8) Grade 7 Grade 8Resource type
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