I. How Diverse is Life?

a. Terrestrial and Aquatic Biomes
b. Quantifying the Diversity of Life
c. Global Diversity Patterns

II. Diversity Over Time

a. Changing Global Patterns
b. Rock and Fossil Record
c. Innovations and Extinctions

III. How Does Life Evolve?

a. Variation within Species
b. Sources of Variation
c. Natural Selection
d. Population Genetics
e. Darwin and the Galapogos Islands

IV. How are Organisms Related?

a. Classification
b. Morphological Evidence
c. Molecular and Historical Evidence
d. Tree of life

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