Principles of Evolution, Ecology and Behavior

Yale Course , Spring 2009 , Prof. Stephen C. Stearns

27 students enrolled

Overview

The Nature of Evolution: Selection, Inheritance, and History - Basic Transmission Genetics - Adaptive Evolution: Natural Selection - Neutral Evolution: Genetic Drift - How Selection Changes the Genetic Composition of Population - The Origin and Maintenance of Genetic Variation - The Importance of Development in Evolution - The Expression of Variation: Reaction Norms - The Evolution of Sex - Genomic Conflict - Life History Evolution - Sex Allocation - Sexual Selection - Species and Speciation - Phylogeny and Systematics - Comparative Methods: Trees, Maps, and Traits - Key Events in Evolution - Major Events in the Geological Theatre - The Fossil Record and Life's History - Coevolution - Evolutionary Medicine - The Impact of Evolutionary Thought on the Social Sciences - The Logic of Science - Climate and the Distribution of Life on Earth - Interactions with the Physical Environment - Population Growth: Density Effects - Interspecific Competition - Ecological Communities - Island Biogeography and Invasive Species - Energy and Matter in Ecosystems - Why So Many Species? The Factors Affecting Biodiversity - Economic Decisions for the Foraging Individual - Evolutionary Game Theory: Fighting and Contests - Mating Systems and Parental Care - Alternative Breeding Strategies - Selfishness and Altruism

Lecture 8: The Expression of Variation Reaction Norms

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        Lecture Details

        Principles of Evolution, Ecology and Behavior (EEB 122) Reaction norms depict the range of phenotypes a single genotype can produce, depending on the environment. Reaction norms must fit within an organisms phylogenetic constraints. They can differ for different individuals within a population, but some traits differ very little based on the environment; some do not differ at all. 0000 - Chapter 1. Introduction 0322 - Chapter 2. Reaction Norms 1210 - Chapter 3. Reaction Norms in Populations 2342 - Chapter 4. Developmental Constraints on Reaction Norms 3623 - Chapter 5. Benefits and Limitations of Studying Reaction Norms Complete course materials are available at the Open Yale Courses website httpopen.yale.educourses This course was recorded in Spring 2009.


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