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Human Physiology : How Many Chromosomes Does Each Human Cell Have?

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Uploaded on Nov 11, 2008

Human cells have 46 chromosomes that are placed into 23 pairs, with one chromosome of each pair coming from the father and mother separately. Discover what an extra or missing chromosome causes with information from a science teacher in this free video on physiology and the human body.

Expert: Janice Creneti
Bio: Janice Creneti has a BS in secondary science education and a BA in biology from Boston University.
Filmmaker: Christopher Rokosz

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