• Invertebrate Movement
    1 )http://www.mbgnet.net/salt/animals/echinod.htm How Do Sea Stars Move? Each sea star had hundreds of tiny feet on the bottom of each ray. These are tube feet, or podia. These tiny feet can be filled with sea water. The vascular system of the sea star is also filled with sea water. By moving wat...
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  • Invertebrate Endocrine System
    Invertebrate Endocrinology Overview of the Endocrine System * System of ductless glands that secrete hormones * Hormones are “messenger molecules” * Circulate in the blood * Act on distant target cells * Target cells respond to the hormones for which they have receptors...
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  • Invertebrate Zoology Notes
    AP Biology, Chapter 33 Invertebrates [by clade] SUMMARY INTRODUCTION PARAZOA Introduction Phylum Porifera: Sponges are sessile with porous bodies and choanocytes 1. Identify the parts of a sponge (including the spongocoel, porocyte, epidermis, choanocyte, mesohyl, amoebocyte, oscu...
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  • How Does Different Levels of Pollution in Streams or Ponds Affect Macro Invertebrate Species?
    How does Different Levels of Pollution in Streams or Ponds Affect Macro invertebrate Species? Organisms without back bones are Macro Invertebrate species (Seminole.Wateratlas.Usf.Edu ,2012) . These organisms are small but can be seen without a magnifying glass (Waitakere.Govt.Nz , 2002) . Size ra...
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  • The Black Abalone: an Invertebrate Report
    The Black Abalone An Invertebrate Report Biology – BIOL1000 Abstract The black abalone or Haliotis cracherodii as it is known from its genus species designation is a large, edible sea snail. The shell coloring on the outside is a dark blue or green or black, and the interior is a p...
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