Relier Pairs Animals Part TwoVersion en ligne Countinuing characteristics of animals par Isadora Martinez 1 These type of ograns are receptors. They contain receptor cells 2 These cells specialise in transmitting information by electrical signals called nerve impluses. 3 Two sponge-like organs made up of million of tiny tubes or aveoli 4 All aninmals that are NOT sponges or cnidarians need_______ _______ which transports substances throughout the body. 5 The gravity-sensitive cells of these organs provide information about position and movement of the body 6 The tubes that where susbtances in the circulartory system travel through 7 _____ consists of sheets-like structures that are covered in a very thin skin. Fish breath through these structures 8 _______ _______ is responsible for receiving the signals sent by the sense organs circulartory system Neurons Lungs Vessels balance organs sense organs The nervous system Gills
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