Skin In congenital dystrophic variety of epidermolysisbullosa, mutation is seen in the gene conding for: A Laminin 4 B Collagen type 7 C Alpha 6 integerin D Keratin 14 💡 Explanation In congenital dystrophic variety of epidermolysisbullosa, mutation is seen in the gene conding for: ✓ Correct Answer: B. Collagen type 7