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Final answer:Askeratinocytes move to the surface is: C) they eventually die and are sloughed off.Explanation:Keratinocytes are primarily responsible for the synthesis of the protein known as keratin. They begin this synthesis in the layer of skin known asstratum spinosum. This keratin is a fibrous protein that provides the hardness and waterproof quality to our skin, hair, and nails.Following their creation in thestratum basale, keratinocytes start transitioning towards the skin's surface. During their journey, they undergo changes. Upon reaching the surface, in a layer known as the stratum corneum, they are eventually sloughed off or die off. Therefore, the answer to the question would be, 'C) they eventually die and are sloughed off'.The answer is option C.Learn more aboutKeratinocyteshere:brainly.com/question/34188026#SPJ11...