Functions of membrane proteins include all of the following except A. cell identification.
B. receptors.
C. stability
D. carriers.

Answer in a couple of paragraphs, 1 or 2 at the most if anything! 20 points + brainliest--> explain what all the systems in your body do to work together < --list of systems needed: circulatory systemrespiratory systemdigestive systemexcretory systemnervous system