Bot GPT 4-o mini Skin cells are primarily composed of keratinocytes, which are terminally differentiated. They play crucial roles in the protective barrier of the skin. While there are stem cells present in the basal layer of the epidermis that give rise to new keratinocytes, the majority of the skin cells themselves are not stem cells; they are differentiated cells that have exited the cell cycle.
So the correct statement is: have terminally differentiated.
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