Cells divide, differentiate, or die. what is differentiation?

source:wiki

DIFFERENTIATION: "differentiation is the process where a cell changes from one cell type to another. Most commonly the cell changes to a more specialized type."

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kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above