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presented and prepared by sadia khurshid lecturer zoology department da college for women,phase viii phylum chordata (protochordates ...
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Protochordates include Urochordates = Tunicates = Sea squirts (See figure 2-2 in text) Underappreciated beauty of tunicates Notochord Dorsal hollow nerve cord Pharynx ...
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See figure 3-6. Lamprey- Vertebrate Ectoparasites ... Weeland canal around Niagra falls ! Lamprey Control: Exploiting basic natural history ...
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Marine Fishes Chapter 12 Bony Fishes! More than 95% of all fish on Earth belong to the class Osteichthyes (meaning bony fishes) These fish have a skeleton of bone ...
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Class Echinoidea - sea urchins & sand dollars. Class ... Archaeopteryx, a Jurassic bird-reptile. Class Mammalia - mammals. Cladistic Analysis exercise ...
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Animal Kingdom Pt 4 Dr. James Whitfield, Ph.D.
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... notochord Central part of nervous system A hollow tube made up of neurons Extends entire length of amphioxus and jawless fishes Always dorsal to notochord ...
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2. Cosmoid scale of primitive fishes gave rise to dermocranium ... sebaceous gland - oil scent glands of mammals. uroptygial gland - oil gland on tail of birds ...
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Title: Support, Protection, and Movement Author: Nancy Wheat Last modified by: AKOBIA Created Date: 11/4/2006 10:09:40 PM Document presentation format
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FISH (and chordates) * * * * * * * What is a chordate? Members of the ANIMAL KINGDOM and the PHYLUM CHORDATA They have a dorsal, hollow nerve cord and a notocord Most ...
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The pharynx is housed inside an atrium. Pharyngeal basket is ... metamorphosis. Subphylum Urochordata. Solitary tunicates. colonial tunicates. 1500 species ...
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Read chapter 2 of the text Phylum Chordata The chordates are a group of particular interest to us as we belong to it, being members of the subphylum Vertebrata.
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Movement Animal may be stationary and have moving parts, or may be mobile How do animals move? How do they overcome friction and gravity in their various environments?
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Glomerulus suspended into coelom and closely associated with ... Lizard. Salamander. The male. mammal. Uteri of Mammals. III. Summary of origin of ducts ...
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... bony skeleton Class Amphibia Class Reptilia Class Aves Class Mammalia ANAMNIOTA AMNIOTA Fishes Tetrapods Chordata - have a notochord Urochordata ...
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C. Lungfish and amphibians. 1. Changes required for air breathing. a. Lungs for gas exchange ... Lungfish. Jump to first page. 2. Modifications in the ...
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One of these types of animals gave rise to vertebrates, ... Gnathostomata is subdivided into Pisces with fins and Tetrapoda, usually with two pair of limbs. ...
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Digestion and Nutrition Chapter 32 Obtaining Energy All organisms require energy to maintain their complex structure. The ultimate source of energy is the sun.
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1. Diagnostic features - present sometime during the development ... Pterosaurs. Crocodilians. Dinosaurs. Modern Reptiles. Mammals. Stem Reptile. Birds. Birds ...
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2. Amphibians - used by many as ... Bladder-like sacs that draw water in and out for gas exchange - permits ... First stagger internal and external slits ...
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Phylum Chordata The chordates are a group of particular interest to us as we belong to it, being members of the subphylum Vertebrata. The chordates include all of the ...
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Chordates Chapter 23 * * * * * * * * * * * * * * * * * * The Origin of Vertebrates Vertebrates evolved at least 530 million years ago, during the Cambrian explosion.
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Feeding Behavior Herbivorous fishes eat plants and micro-algae. Most common on coral reefs parrotfishes, damselfishes, surgeonfishes.
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The Urinogenital System Function of the Urinary System Rid the body of metabolic waste, particularly those from proteins, ie urea and uric acid which contain nitrogen.
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Evolution of the Circulatory System. The effects of terrestrialization, predation, and size ... An example of circulatory evolution: Hepatic Portal Syst. ...
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... B cells capable of producing two or more molecular classes of antibodies ... Have a C3 homologue, a Bf/C2 homologue, and a MASP homologue ... MHC class II ...
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Notochord extending from head region into tail (no vertebral column) ... Small tail fin with fin rays. Large eyes. Small size only about 40 mm long ...
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Insulin is used by all vertebrates as a source of metabolic control ... Macaque. Human * All the above have 1 E-value in BlastP * BOOTSTRAP VALUES. UNROOTED TREE ...
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Evolution of Adaptive Immunity by M. F. Flajnik. http://www.ivis.org/proceedings/ACVP/2004/Flajnik/IVIS.pdf ... Humoral: agglutinins. Arthropoda, Example: Drosophila ...
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Model eukaryotes (yeast/worm/fly) will show a significant post-genomic rise in gene number ... Massive functional genomics focus on yeast, worm and fly. 10 ...
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Zooplankton http://www.microscopy-uk.org.uk Planktos: drifts in greek Their distribution depends on currents and gyres Certain zooplankton can swim well, but ...
