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and this complex protein-carbohydrate gel
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that surrounds all cells.
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Cell division takes place within an organism.
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We'll talk in a minute about stem cells
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that are involved in generation of blood
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and they develop and they live in the bone marrow.
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Well, what if this division takes place in an environment
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where there's one kind of extra cellular matrix here
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and another kind of extracellular matrix here?
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Then this cell is going to
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experience something different from this cell.
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It could be those differences