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Cladograms - PowerPoint PPT Presentation

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Cladograms

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  1. Cladograms Determining evolutionary relationships Which type of plant is most closely related to flowering plants? CONIFERS

  2. Aristotle – Plants and Animals • Linneaus – developed BINOMIAL NOMENCLATURE • TWO KINGDOMS: plants and animals • THREE kingdoms: plant, animal, Protist • FIVE kingdoms: plant, animal, Protist, fungi, Moneran History of classification systems

  3. CLASSIFICATION Scientific name is genus and species name. Organisms in same genus are closely related

  4. FIVE KINGDOM CLASSIFICATION

  5. Dichotomous key • Always begin with #1 • Follow directions using choices given • What shape is “Gina”? • Equilateral triangle

  6. Types of Plants

  7. PLANT ADAPTATIONS Root, stem, Leaf Flowers and Fruits Flowers have bright petals to attract pollinators Pollen (Sperm) can be transferred by animals When egg joins with pollen, a seed is formed in the ovary The ovary becomes the fruit Fruit surrounds and protects seed Fruit also helps get baby plants in seeds away from parent plant • Roots are adapted to absorb water with root hairs • Leaves are adapted for photosynthesis by being flat and green • Stems move water with xylem

  8. TYPES OF ANIMALS