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Evolution Ecology


  • 43:06 1. The Nature Of Evolution: Selection, Inheritance, And History

    1. The Nature Of Evolution: Selection, Inheritance, And History

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    Principles of Evolution, Ecology and Behavior (EEB 122) The lecture presents an overview of evolutionary biology and its two major components, microevolution...

  • 42:49 26. Population Growth: Density Effects

    26. Population Growth: Density Effects

    by Admin Added 52 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) The growth of populations is held in check by several factors. These can include predators, food and ...

  • 45:53 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 34 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 47:10 18. Major Events In The Geological Theatre

    18. Major Events In The Geological Theatre

    by Admin Added 34 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Geology and climate have shaped the development of life tremendously. This has occurred in the form o...

  • 44:03 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 45 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 45:53 3. Adaptive Evolution: Natural Selection

    3. Adaptive Evolution: Natural Selection

    by Admin Added 34 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Adaptive Evolution is driven by natural selection. Natural selection is not "survival of the fittest,...

  • 39:54 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 46 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 48:16 20. Coevolution

    20. Coevolution

    by Admin Added 25 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Coevolution happens at many levels, not just the level of species. Organelles such as mitochondria an...

  • 43:35 15. Phylogeny And Systematics

    15. Phylogeny And Systematics

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    Principles of Evolution, Ecology and Behavior (EEB 122) The Tree of Life must be discovered through rigorous analysis. Genetic information is crucial because...

  • 43:19 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 53 Views / 0 Likes

    Stephen C. Stearns, Principles of Evolution, Ecology and Behavior (Yale University: Open Yale Courses), http://oyc.yale.edu (Accessed November 11, 2010). Lic...

  • 39:54 27. Interspecific Competition

    27. Interspecific Competition

    by Admin Added 52 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Competition among species, or interspecific competition, can have an even greater effect on selection...

  • 42:49 Saylor.org BIO102: Stephen Stearns

    Saylor.org BIO102: Stephen Stearns

    by Admin Added 53 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 44:03 4. Neutral Evolution: Genetic Drift

    4. Neutral Evolution: Genetic Drift

    by Admin Added 39 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Neutral evolution occurs when genes do not experience natural selection because they have no effect o...

  • 42:44 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 49 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 45:42 28. Ecological Communities

    28. Ecological Communities

    by Admin Added 28 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) The idea of ecological communities has changed tremendously over the past forty years. The classical ...

  • 43:19 8. The Expression Of Variation: Reaction Norms

    8. The Expression Of Variation: Reaction Norms

    by Admin Added 59 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Reaction norms depict the range of phenotypes a single genotype can produce, depending on the environ...

  • 46:07 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 49 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 49:31 5. How Selection Changes The Genetic Composition Of Population

    5. How Selection Changes The Genetic Composition Of Population

    by Admin Added 40 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Genetics controls evolution. There are four major genetic systems, which are combinations of sexual/a...

  • 48:15 Saylor.org BIO102: Stephen Stearn's

    Saylor.org BIO102: Stephen Stearn's

    by Admin Added 36 Views / 0 Likes

    Stephen C. Stearns, Principles of Evolution, Ecology and Behavior (Yale University: Open Yale Courses), http://oyc.yale.edu (Accessed November 11, 2010). Lic...

  • 47:55 19. The Fossil Record And Life's History

    19. The Fossil Record And Life's History

    by Admin Added 27 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) The fossil record holds a lot of evolutionary information that can't be seen on shorter time scales, ...

  • 49:31 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 54 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 45:51 7. The Importance Of Development In Evolution

    7. The Importance Of Development In Evolution

    by Admin Added 27 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) Development is responsible for the complexity of multicellular organisms. It helps to map the genotyp...

  • 50:32 Saylor.org BIO102: Stephen Stearns'

    Saylor.org BIO102: Stephen Stearns'

    by Admin Added 45 Views / 0 Likes

    This video is a lecture used in BIO102 as part of our Biology area of study on http://www.saylor.org Stephen C. Stearns, Principles of Evolution, Ecology and...

  • 48:28 31. Why So Many Species? The Factors Affecting Biodiversity

    31. Why So Many Species? The Factors Affecting Biodiversity

    by Admin Added 49 Views / 0 Likes

    Principles of Evolution, Ecology and Behavior (EEB 122) One can look at biodiversity from several perspectives. An ecological point of view tries to determin...

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