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and the first wave was formed. and the first wave was created ... Vital Antithesis: A very Human Dilemma. Yes/No. Light/Dark. Right/Wrong. Good/Bad. Full/Empty ...
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Title: Slide 1 Author: Jennifer Leslie Knod Last modified by: strauth Created Date: 9/19/2005 2:44:46 AM Document presentation format: On-screen Show (4:3)
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PEDAL LACERATION: parts of the pedal disc (foot) detach from the rest of the ... Pedal Laceration, or Transverse Fission. Fungia scutaria. Asexual Reproduction ...
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Specific mating behaviors assure ... PowerPoint Presentation PowerPoint Presentation Human reproduction involves intricate anatomy and complex behavior PowerPoint ...
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Major trophic link between primary producers (phytoplankton) and higher ... Brine Shrimp. http://www.palaeos.com/Invertebrates/Arthropods/Images/nauplius.jpg ...
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Title: Slide 1 Author: kszick Last modified by: kszick Created Date: 9/15/2003 9:48:16 PM Document presentation format: On-screen Show Company: CSU Bakersfield
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Phylum Echinodermata
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... XX. Majority of organisms are hermaphrodites; only about 1% males ... Hermaphrodite testis and ovaries. During larval stage, testis produce sperm (stored) ...
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Time-lapse photography. Radiochemical techniques. Radiometric dating ... As otoliths form, calcified material is deposited in a ring-like pattern ...
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Biology 320 Invertebrate Zoology Fall 2005 Chapter 19 Phylum Arthropoda, Subphylum Crustacea Introduction to Crustaceans 42,000 species Crabs, shrimps, lobsters ...
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Biology 320 Invertebrate Zoology Fall 2005 Chapter 16 Introduction to Phylum Arthropoda Phylum Arthropoda Horseshoe crabs, crustaceans, arachnids, insects, and ...
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Biology 320 Invertebrate Zoology Fall 2005 Chapter 22 Phylum Gastrotricha and Phylum Nematoda Phylum Gastrotricha 500 species Found in all three habitat types ...
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males with testes and hermaphrodites that contain both sexes ... are hermaphrodites, 1% are ... 1.0 = hermaphrodite. 0.5 = male. X and Y Linked to ...
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Unisexual, dioecious and gonochoric *Bisexual, monoecious and hermaphroditic ... Example: In Drosophila and all mammals. sex chromosomes designated as X and Y ...
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Biology 320 Invertebrate Zoology Fall 2005 Chapter 13 Phylum Annelida Part One Phylum Annelida Name means ringed Mostly marine, but also freshwater and ...
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Reef builders that have a nasty ... L-form hydroids Feather-shaped colonies Obelia is the most famous ... solitary Responsible for the building of coral ...
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Biology 320 Invertebrate Zoology Fall 2005 Chapter 12 Phylum Mollusca Part Three Class Cephalopoda 700 extant spp. described Nautiloids, cuttlefish, squids, and ...
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Biology 320 Invertebrate Zoology Fall 2005 Chapter 12 Phylum Mollusca Part One Introduction Second largest phylum at 100,000 described spp. Chitons, snails, clams ...
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far more of them than all other metazoan species combined ... OPILIONES (harvestmen, daddy longlegs ) PSEUDOSCORPIONES (pseudoscorpions) ...
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Gonochorism: separate sexes in different individual organisms (human, and other animals) ... 'Sry' (=sex-determining region of the Y chromosome) DSS (dosage ...
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