'Complex animals' diaporamas de présentation

COMPARING INVERTEBRATES

COMPARING INVERTEBRATES. Chapter 29. Taxonomy. The system we use today to name and classify all organisms was developed by Carl Linnaeus . It is known as the system of binomial nomenclature because every organism has a two part name. Ex: Pantera leo Ex: Homo sapiens

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COMPARING INVERTEBRATES

COMPARING INVERTEBRATES. Chapter 29. Taxonomy. The system we use today to name and classify all organisms was developed by Carl Linnaeus . It is known as the system of binomial nomenclature because every organism has a two part name. Ex: Pantera leo Ex: Homo sapiens

549 views • 54 slides

RESPIRATORY SYSTEM

RESPIRATORY SYSTEM. Ch. 42 The second half. Aquatic Gas Exchange. Advantage: Keeping surface moist is no problem Disadvantage: O 2 concentrations in water are low, especially in warmer and saltier environments. Terrestrial Gas Exchange. Advantages: O2 diffuses faster in air

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Methods of Sexual Reproduction

Methods of Sexual Reproduction. BC Science Probe 9 Section 3.3 Pages 83-87. Methods of Sexual Reproduction. In chapter 2, we learned that there are a variety of methods of asexual reproduction. There are also several different methods of sexual reproduction. Conjugation.

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Animal Kingdom

Animal Kingdom. 26-1 Introduction to the Animal kingdom. A. Divided into: 1. Vertebrates : have a backbone 2. Invertebrates : have no backbone. II. What is an Animal? A. Animal: A multicellular eukaryotic heterotroph whose cells lack cell walls.

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Kingdom Animalia

Kingdom Animalia. Chapter 26 Sponges & Cnidarians. What is an Animal?. Multicellular Eukaryotic Heterotrophic Lack cell walls Sexual reproduction Movement (some) Specialization (some). 2 main categories of Animals. Invertebrates : lack backbone or vertebral column. 95% of animals!

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Phylum Annelida

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Invertebrates

Invertebrates . Ms. Youngblood. Body plans. All invertebrates lack a back bone Invertebrates are either asymmetrical or symmetrical. Bilateral vs. Radial Symmetry vs. Asymmetrical. Heads. All animals except sponges have fibers called nerves.

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Invertebrates

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Co-evolution

Co-evolution. Co-evolution. This is the genetic change in one species in response to a genetic change in another. E.g. the battle between plants and herbivores. A plant may produce chemical defences against insects. The insect then evolves the biochemistry to neutralise these toxins.

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Chapter 29 Comparing Invertebrates

Chapter 29 Comparing Invertebrates. Essential Question What comparisons can we make about the invertebrate phyla?. 29.1 Invertebrate Evolution. Essential Question What are the major trends on invertebrate Evolution?. Origin of the Invertebrates.

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Reptiles

Reptiles. Science, Peterson. Reptiles. Reptiles are ectotherms with thick , dry, waterproof skin covered with scales. Reptiles breathe with lungs which uses diffusion to move oxygen into the blood stream . Most reptiles have three chambered heart.

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Classification of Living Things Biology Chapter 19

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Mollusks

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Notes: Animals

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Features of Animals

Features of Animals. p. A14-17. Simple Animals. Animals that have bodies made up of only a few types of cells are called simple animals. Sponges-bodies look like bags Worms-bodies are like tubes. Complex Animals. This category includes most animals. Bodies are made up of many parts .

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Rates of Evolution

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