Final answer:
Keratinocyte stem cells are located in the stratum basale layer, where they divide to create keratinocytes.
Explanation:
Keratinocyte stem cells are found in the stratum basale layer of the epidermis. These stem cells divide to produce all the keratinocytes in the epidermis. The stratum basale also contains basal cells, melanocytes, and Merkel cells.
Learn more about Skin Layers here:
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