<prompt> Dead layer of epidermis ?Stratum basaleStraum spinosumStratum corneumStratum granulosum  <response>: Ans. is c i.e., Stratum corneum Stratum basale, stratum spinosum and stratum granulosum, together form the living layer and constitute the site of synthesis of keratin Keratin is mostly synthesized in stratum spinosum. Stratum corneum is the dead layer. Layers of epidermis From deep to superficial In palm sole 5 layers. Elsewhere 4 layers Stratum basale Stratum basale Stratum spinosum Stratum spinosum Stratum granulosum ivStratum lucidum Stratum granulosum Stratum corneum Stratum corneum 