1) protection and support for internal organs, 2) exchange and transport of salts, ions, gases, and water, 3)receptor for pain and temp, 4) coloration, 5) has own complex ecosystem of viruses, bacteria, fngi, yeasts, mites and arthropods
epidermis, dermis, hypodermis
layer between the epidermis and dermis
Sign up for free and study better.
Get started today!