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The top documents tagged [body wall]
STRUCTURAL SUPPORT AND MOVEMENT: A SUMMARY CHAPTER 37 AP Biology Spring 2011
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Chapter 2 Chapter 2 Basic Plan of the Nervous System Copyright © 2014 Elsevier Inc. All rights reserved
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Kingdom Animalia Ch. 12- Phylum Mollusca. Key Characteristics of Mollusks 2 nd largest animal phylum Marine, freshwater, and terrestrial Seven classes
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Sponges Phylum Porifera. SPONGES ARE STRANGE Only meet MINIMUM requirement for Kingdom Animalia –Multicellular, eukaryotic cells, heterotrophic, moves
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Sponges Phylum Porifera. Phylum Porifera – Pore Bearers Water flow Choanocyte Spicule Pore cell Pore Epidermal cell Archaeocyte Osculum Central cavity
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Phylum Cnidaria. Cnidarians have special stinging cells called cnidocytes. They have long flexible tentacles and usually live in sea water. Because they
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The NERVOUS System. Functions of the Nervous System l Sensory –senses stimuli from both within the body and from the external environment l Integrative
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15.4 Worms Part 2. Objectives Explain the importance of a segmented worm's coelom. List worms that live as parasites in humans
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Digestive System and Derivatives Derivatives include respiratory system, liver, pancreas, gall bladder and endocrine structures All are endodermal in origin
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Internal Fluids and Respiration Chapter 31. Exchanging Materials Every organism must exchange materials with its environment. This exchange ultimately
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Respiratory System and Gas Exchange Gas exchange – intake of oxygen and elimination of carbon dioxide Gas exchange ultimately relies on diffusion All animal
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Gas exchange in animals. Providing for the cells needs The cell theory states that all living organisms are made up of cells or substances produced by
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