Characteristics of Worms and Mollusks Chapter 23B

Feb 08, 2013

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Characteristics of Flatworms1. Phylum Platyhelminthes: ?flat"worm2. Bilateral symmetry3. Acoelomates ? animals without a body cavity (ay-SEE-luh-mayts)4. Have flattened thin bodies, one body opening, 1mm to several meters, some cephalization5. Simplest worms. Comparison of Types of Coe

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Characteristics of Worms and Mollusks Chapter 23B

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Mollusks and Segmented Worms

Mollusks and Segmented Worms. Chapter 27 Biology Auburn High School Pgs. 740 – 757 . 27.1: Mollusks. p. 741 – 747 . Characteristics of Mollusks. Phylum Mollusca Meaning – soft Bilateral symmetry, coelomate, 2 body openings, a muscular foot, & mantel Habitat

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Chapter 27: Worms and Mollusks

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Chapter 27 Worms and Mollusks

Chapter 27 Worms and Mollusks. 27-1 Flatworms. What is a Flatworm?. What are some of the defining features of flatworms?. What is a flatworm?. Flatworms are soft, flattened worms that have tissues and internal organ systems.

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Worms and Mollusks

Worms and Mollusks. Biology 112. Flatworms. Phylum Platyhelminthes Soft, flattened worms with tissues and internal organ systems The simplest animals with three germ layers, bilateral symmetry and cephalization Acoelomates

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Mollusks and Annelid Worms

Chapter 2, Lesson 2. Mollusks and Annelid Worms. Objectives of the lesson. Explain how mollusks eat, control body functions, and circulate blood. Describe the four body parts that most mollusks have in common. Describe the three kinds of annelid worms. Mollusks.

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Worms and Mollusks

Worms and Mollusks. Phylum:Platyhelminthes (flat) (worm). Simplest bilateral symmetric animals showing a head and tail region. 3 layers: endoderm, ectoderm, mesoderm Known as acoelomates (without a coelom) coelom : a fluid-filled body cavity. General body structure:. Feeding.

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Mollusks and Segmented Worms

Mollusks and Segmented Worms. What you’ll learn: Identify characteristics of mollusks Describe the characteristics of segmented worms Explain the digestive process of an Earthworm. Mollusks- Not just a seashell!. Mollusks are any soft bodied animal that usually (not always) have a shell.

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Worms and Mollusks

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Mollusks and Segmented Worms

Mollusks and Segmented Worms. Ch 27 Turboblast Version!!!. Mollusks. Phylum: Mollusca (includes slugs, snails, squids, octopus, clams, oysters, cuttlefish) Slow-moving or jet-propelled Most mollusks are aquatic, most live in ocean Some live in fresh water, moist terrestrial habitats

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Worms and Mollusks

Ms. Moore 2/11/13. Worms and Mollusks. What is a flatworm?. Phylum: Platyhelminthes Flatworms are soft, flattened worms that have tissues and internal organ systems. They are the simplest animals to have 3 embryonic germ layers , bilateral symmetry , and cephalization .

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Mollusks and Segmented Worms

Mollusks and Segmented Worms. Chapter 15.2. Mollusks. Soft-bodied invertebrates Bilateral symmetry Usually one or two shells Organs are in a fluid filled cavity Snails, clams, squids. Body Plan. All have a mantle – thin layer of tissue that covers the body organs

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Mollusks and Annelid Worms

Mollusks and Annelid Worms. Ms. Youngblood. Mollusks and Annelid Worms. Have a coelom and a circulatory system. More-complex nervous systems than those of flatworms and roundworms. Mollusks. Phylum Mollusca: includes snails, slugs, clams, oysters, squids, and octopuses.

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Worms and Mollusks

Ms. Moore 10/18/12. Worms and Mollusks. What is a flatworm?. Phylum: Platyhelminthes Flatworms are soft, flattened worms that have tissues and internal organ systems. They are the simplest animals to have 3 embryonic germ layers , bilateral symmetry , and cephalization .

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Mollusks and segmented worms

Mollusks and segmented worms. Chapter 6, Section 3. Mollusks . Soft-bodied invertebrates that usually have a shell (ex. Snails, mussles , octopus) Have mantle and large muscular foot Mantle: thin layer of tissue that covers the mollusk’s soft body Water-dwelling mollusks have gills

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Chapter 27 – Worms and Mollusks A

Chapter 27 – Worms and Mollusks A. Topic 1. Topic 2. Topic 3. Topic 4. Topic 5. $100. $100. $100. $ 100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500. FINAL ROUND.

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Chapter 27 – Worms and Mollusks B

Chapter 27 – Worms and Mollusks B. Topic 1. Topic 2. Topic 3. Topic 4. Topic 5. $100. $100. $100. $ 100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500. FINAL ROUND.

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Chapter 25 Worms and Mollusks

Chapter 25 Worms and Mollusks. Section 1: Flatworms. Section 2: Roundworms and Rotifers. Section 3: Mollusks. Section 4: Segmented Worms. Worms and Mollusks. Chapter 25. 25.1 Flatworms. Body Structure of Flatworms.

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Chapter: Mollusks, Worms, Arthropods, Echinoderms

Table of Contents. Chapter: Mollusks, Worms, Arthropods, Echinoderms. Section 1: Mollusks. Section 2: Segmented Worms. Section 3: Arthropods. Section 4: Echinoderms. Mollusks. 1. Characteristics of Mollusks.

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Worms and Mollusks

Worms and Mollusks. Chapter 27. Flatworms. Section 27-1. What is a flatworm?. Phylum Platyhelminthes No more than a few millimeters thick Have tissues and internal organ systems Have bilateral symmetry and cephalization

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Worms and Mollusks

Worms and Mollusks. Section 1: Flatworms. Section 2: Roundworms and Rotifers. Section 3: Mollusks. Section 4: Segmented Worms. Worms and Mollusks. Section 1. Flatworms. Body Structure. Flatworms are acoelomate; they lack a coelom. Bilateral symmetry. Thin, flat bodies.

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Worms and Mollusks

Worms and Mollusks. Chapter 27. Worms. Unsegmented Worms Flatworms (Platyhelminthes) Turbellarians , Trematoda (Flukes), Cestoda (Tape Worms) Round Worms (Nematodes) Trichinella , Filarial Worms, Ascaris , Hookworms Segmented Worms Annelids

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Mollusks and Segmented Worms

Mollusks and Segmented Worms. Chapter 27 Biology Auburn High School Pgs. 740 – 757. 27.1: Mollusks. p. 741 – 747. Characteristics of Mollusks. Phylum Mollusca Meaning – soft Bilateral symmetry, coelomate, 2 body openings, a muscular foot, & mantel Habitat

370 views • 14 slides

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