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Slide 1 I.RESPIRATION: GAS EXCHANGE II.CARDIOVASCULAR SYSTEM III.DIGESTION IV.WATER BALANCE V.TEMPERATURE VI.CHANGING CONDITIONS: SEASONS VII.LOCOMOTION ADAPTATION VERTEBRATES…

Documents Chapter 42

Fig. 42-21 Parapodium (functions as gill) (a) Marine worm Gills (b) Crayfish (c) Sea star Tube foot Coelom Gills Fig. 42-21a Parapodium (functions as gill) (a) Marine worm…