Question

7 the skin does not function to: a exchange gases b regulate body temperature c retard water loss from deeper tissues d excrete waste substances

Explanation:

The skin helps in regulating body temperature through sweating and blood - vessel dilation/constriction, retards water loss from deeper tissues due to its structure, and excretes waste substances like salts through sweat. Gas exchange is mainly the function of the respiratory system, not the skin.

Answer:

A. exchange gases