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30 Cards in this Set
- Front
- Back
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What do biologists use not to classify organisms
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Analogous Structures
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What is the definition of a Biological Species?
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They always are reproductively isolated
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What was Linnaeus naming system based off of?
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Structure and form
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Convergent Evolution leads to....
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Shared analogous characters
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Analogous Characters are derived from....
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independent sources
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Biologists use cladograms to...
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hypothesize the sequence in which different groups evolved
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The biological species concept fails to describe species...
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that reproduce asexually
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What is an Ancestral Character?
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Similarities that evolved in a common ancestor of two different groups
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What is Convergent Evolution?
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Similiarities that evolve in organisms that are not closely related to one another
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What is a hypha?
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A long slender strand of cells that share cytoplasm
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What do biologists use to classify organisms into kingdoms?
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Cell type, Cell structure, and Nutrients
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Protists are...
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autotrops, parasites, and microscopic
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Photosynthetic algae are distinguished by the
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kind of chlorophyll they contain.
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Where is Chiten found?
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In fungi, like mushrooms and bread molds
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Plants dispersal depends on...
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seeds and spores
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Nonvascular plants are what?
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are all relatively small
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Gymnosperms are...
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Vascular plants and nonflowering seed plants
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A method of analysis based on shared derived characters is
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cladistics
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A method of analysis that results in a branching evolutionary tree diagram is
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evolutionary systematics
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A colonial Organism is what?
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a group of cells permantely together but do not communicate with each other
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How many different species in the world?
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1.7 million
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How many species in California?
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40,000
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What is CBD?
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An organization wanting to preserve protect and observe genetic diversty in eco systems.
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What is a derived character?
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A derived character is a trait in a species that seperates them from the genus.
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What is a basidiomycete?
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A fungi that makes mushrooms
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What is an echinoderm?
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invertebrate such as a sea star, sea urchin, or sand dollar
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Peptidogylcan
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a weblike complex of carbohydrate strands cross-linked by peptide bridges
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What is the most closely related to an archaebacterium?
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a eukaryote
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Fungi obtain nutrition through what?
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photosynthesis
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The giant kelp is an example of what?
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a multicellular, photosynthetic protist
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