The top documents tagged [open circulatory systems]

THE EARTHWORM. Large, muscular tubes that alternately contract and relax, keeping the blood flowing, Throat cavity; used by earthworms to suck in soil
Documents THE EARTHWORM. Large, muscular tubes that alternately contract and relax, keeping the blood flowing, Throat cavity; used by earthworms to suck in soil

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1. Explain Which groups of animals tend to have open circulatory systems and which have closed. 2. Compare and Contrast What is the major structural difference
Documents 1. Explain Which groups of animals tend to have open circulatory systems and which have closed. 2. Compare and Contrast What is the major structural difference

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Animal Body Plans. Major Body Plan Characteristics of Animals Symmetry Primary Germ Layers Gut Organization Body Cavity Segmentation Skeletal Systems
Documents Animal Body Plans. Major Body Plan Characteristics of Animals Symmetry Primary Germ Layers Gut Organization Body Cavity Segmentation Skeletal Systems

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CHAPTER 23 CIRCULATION. OPEN AND CLOSED CIRCULATORY SYSTEMS Among the unicellular protists, oxygen and nutrients are obtained directly by simple diffusion
Documents CHAPTER 23 CIRCULATION. OPEN AND CLOSED CIRCULATORY SYSTEMS Among the unicellular protists, oxygen and nutrients are obtained directly by simple diffusion

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The Circulatory System. The Nature of Blood Circulation A circulatory system distributes materials throughout the vertebrate body (and some invertebrates)
Documents The Circulatory System. The Nature of Blood Circulation A circulatory system distributes materials throughout the vertebrate body (and some invertebrates)

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Marine Invertebrates Molluscs. Snails, clams, octopuses, and other familiar forms are members of the phylum Mollusca There are more species of molluscs
Documents Marine Invertebrates Molluscs. Snails, clams, octopuses, and other familiar forms are members of the phylum Mollusca There are more species of molluscs

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Circulatory Systems (Ch. 42) Take a look at a skeleton and see how well a heart is protected — open heart surgery takes breaking a body to get to the
Documents Circulatory Systems (Ch. 42) Take a look at a skeleton and see how well a heart is protected — open heart surgery takes breaking a body to get to the

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Introduction to Animals Essential Questions: What makes an animal an animal? How are animals classified?
Documents Introduction to Animals Essential Questions: What makes an animal an animal? How are animals classified?

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Chapter 23 Circulation. Circulatory System Circulatory systems facilitate exchange with all body tissues All cells must receive nutrients, exchange gases,
Documents Chapter 23 Circulation. Circulatory System Circulatory systems facilitate exchange with all body tissues All cells must receive nutrients, exchange gases,

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Chapter 42: CIRCULATION AND GAS EXCHANGE The circulatory system solves this problem by rapidly transporting fluid in bulk throughout the body, connecting
Documents Chapter 42: CIRCULATION AND GAS EXCHANGE The circulatory system solves this problem by rapidly transporting fluid in bulk throughout the body, connecting

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Major Animal Phyla Biology 103 Animal Lab. Phylum Porifera Sponges Asymmetrical or Radial symmetry No organs Most are Marine Sessile filter-feeders Asexual
Documents Major Animal Phyla Biology 103 Animal Lab. Phylum Porifera Sponges Asymmetrical or Radial symmetry No organs Most are Marine Sessile filter-feeders Asexual

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Circulatory System For animals with many cell layers, gastrovascular cavities are insufficient for internal distances because the diffusion transports
Documents Circulatory System For animals with many cell layers, gastrovascular cavities are insufficient for internal distances because the diffusion transports

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