गोसोम बिगुरनि गेजेराव, मेलानिन दानायनि अनगायै, सानखामनायनिफ्राय बिगुरनि रैखाथिनि थाखाय करनियामनि रोजाजानाया गुदि राहा।
Among the black skinned, the thickening of the corneum is the principal means for the protection of the skin from sunburn, apart from melanin formation.