INTRO. TO METAZOA;
(Porifera study images;
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a) multicellularity
b) ability to move (most species; unlike fungi and multicellular plants)
c) collagen (found only in animals), a versatile glycoprotein (also occurs in plants & fungi but not as collagen) that functions in many tissues (basal lamina, sponge mesohyl, most connective tissues)
d) heterotrophy- able to consume large-bodied plants and other animals
Copyright (c) 2012 by A. Richard Palmer. All rights reserved.
(revised Dec. 30, 2011)