Ch. 16 Systematics

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cep9654
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265869
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Ch. 16 Systematics
Updated:
2014-03-10 19:55:32
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Bio113
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Midterm
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  1. Science has identified nearly ___ million species of plants and animals
    1.8
  2. E. O. Wilson suggests that there are possibly __-__ million species present on the planet.
    10-100
  3. Encompasses the science of taxonomy, including classification as a process that involves identifying new species and classifying individuals into groups with names that describe their position in the classification system.
    Systematics
  4. The naming of groups of organisms and the rules governing the application of these names
    Nomenclature
  5. Each organism is assigned a __
    binomial name
  6. The genus name is always __ and the species names is always ___. This Latin scientific name is always ___ or underlined when written.
    • capitalized
    • lower cased
    • italicized
  7. The "classical species concept"
    The morphological-species concept
  8. Concept defined by Mayr as having two aspects: 1) a group of interbreeding populations, 2) reproductive isolation from other such groups
    Biological-species concept
  9. This concept uses genetic divergence based on allelic frequencies that can be measured by statistical methods
    The genetic-species concept
  10. Concept that defines a species as "a lineage which occupies and adaptive zone minimally different from that of any other lineage in its range and which evolves seperately from all lineages in its range."
    Ecological-species concept
  11. Concept uses lineages, but with single branches. Focuses on the phylogenetic relationships.
    Cladistic-species concept
  12. Concept that defines each species as a population of independently evolving lineage
    General Lineage Concept
  13. the evolutionary relationships among organism
    phylogentic
  14. recently evolved traits or features
    derived
  15. similarities inherited with little or no change from a common ancestor
    ancestral
  16. the development of similar characters or states in different lineages but without a common direct ancestry
    Convergence

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