Acanthosis nigricans can occurs due to ?
Increased multiplication of basal cells
Comification of basal cells
Keratinisation of epidermal cells
All
Ans. is 'c' i.e., Keratinization of epidermal cellsHistological features of Acanthosis nigricanso Hyperplasia of stratum spinosum of the epidermis.o Hyperkeratosis ---> Thickening of Stratum corneum of epidermis (Cornification of epidermis).Slight basal cell hyperpigmentation