Unit 5 · Animal Form and Function
The epidermis, dermis and hypodermis of the skin, the structures in the dermis, and the five functions of the skin.
Deshapriya Senevirathne. B.Sc. (Hons) Biology Special, University of Peradeniya — graduated with a class pass. All the content and lessons in A/L Biology on Paadama are reviewed by Deshapriya Senevirathne, and the lessons are taught by him.