Cells that are capable of unlimited division and retain the ability to become different cell types are

stem cells

Explanation:

Stem cells  are cell with the unique ability and capability to develop into specialized cell types in the body. They are cells that are used to replace cells and tissues that have been damaged or lost due to disease, this is because their cells are capable of renewing themselves through unlimited cell division and their retaining ability to differentiate into different cell types.

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