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Origin of Species loading

The formation of new and distinct species in the course of evolution.

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Read
    Origin of Species

    Origin of Species

    by CK-12 //at grade
    Discusses how new species evolve.
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  • PLIX
    Origin of Species: Allopatric Speciation

    Origin of Species: Allopatric Speciation

    by CK-12 //at grade
    Origin of Species Interactive
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  • Lesson Plan
    How New Species Evolve

    How New Species Evolve

    by CK-12 //at grade
    Lesson addresses allopatric and sympatric speciation. Students watch how pollenpeepers evolve divergently, Second is sympatric speciation by studying humming birds and lacewing flies.
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  • Activity
    A Step in Speciation

    A Step in Speciation

    by CK-12 //at grade
    Students compare different subspecies of a California salamander on a grid map of California to focus on patterns of their distribution, their likely evolutionary relationships, and probable sequence of formation from the ancestral salamander.
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  • Downloadable Quiz
    Origin of Species Quiz

    Origin of Species Quiz

    by CK-12 //at grade
    Origin of species and evolutionary processes
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  • Practice
    Origin of Species Practice
    Estimated3 minsto complete

    Origin of Species Practice

    by CK-12 //at grade
     
     
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  • Critical Thinking
    Origin of Species Discussion Questions

    Origin of Species Discussion Questions

    by CK-12 //at grade
    A list of student-submitted discussion questions for Origin of Species.
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  • Real World Application
    A Great Leap To Speciation?

    A Great Leap To Speciation?

    by CK-12 //at grade
    Covers methods of evolution other than natural selection, effects of invasive species and ecosystems. Looks at changes in the cane toad population since their invasion of Australia.
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  • Real World Application
    I Thought This Happened Gradually?

    I Thought This Happened Gradually?

    by CK-12 //at grade
    This covers rapid speciation, punctuated equilibrium and evolution by means other than natural selection. It covers how scientists use molecular techniques.
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  • Real World Application
    Velvet and Slime

    Velvet and Slime

    by CK-12 //at grade
    Looks at velvet worms as an example of an old body form that still persists in some ecosystems. Seeks to get students to consider the basis of science and question their existing perceptions on the organization of life.
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  • Real World Application
    Life Among The Rapids

    Life Among The Rapids

    by CK-12 //at grade
    The Congo River is known for its diversity of unique species. Find out what researchers think is driving this process.
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  • Presentation
    Speciation

    Speciation

    by CK-12 //at grade
    A 7 step mini tutorial on speciation.
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  • Study Guide
    Macroevolution Study Guide

    Macroevolution Study Guide

    by CK-12 //at grade
    This study guide examines the meaning of "species" and reviews causes of speciation. It also looks at the timing of macroevolution.
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  • Flashcards
    Origin of Species Flashcards

    Origin of Species Flashcards

    by CK-12 //at grade
    These flashcards help you study important terms and vocabulary from Origin of Species.
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