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Evolution, Phylogeny, and the Early History of Life: Study Guide (Chapters 19–25)

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Natural Selection and Evolution

  • Natural Selection Causes Adaptation
    07:48
  • Adaptation Improves Fitness
    02:57
  • Evolution can Occur Via Natural Selection
    04:32

Introduction to Taxonomy

  • Introduction to Taxonomy Example 2
    01:37
  • Categorizing Life Based on Energy Acquisition
    05:48
  • Introduction to Taxonomy
    02:23

Introduction to Phylogeny

  • Guided course
    Binomial Nomenclature
    02:32
  • Guided course
    Systematics
    06:57
  • Guided course
    Introduction to Phylogeny Example 1
    01:31

Phylogeny

  • Guided course
    Phylogeny Example 3
    04:12
  • Guided course
    Parts of a Phylogenetic Tree
    05:16
  • Guided course
    Phylogeny Example 1
    06:11

Building Phylogenetic Trees

  • Guided course
    Shared Derived Characters
    05:42
  • Guided course
    Parsimony
    06:46
  • Guided course
    Building Phylogenetic Trees Example 1
    04:35

Evolution of Populations

  • Guided course
    Evolution of Populations Example 1
    03:33
  • Guided course
    Introduction to Evolution of Populations
    05:14

Genetic Variation

  • Guided course
    Sources of Genetic Variation
    02:16
  • Guided course
    Sexual Reproduction and Recombination
    05:08
  • Guided course
    Mutations
    06:42

Genetics and Allele Frequencies

  • Guided course
    Allele Frequencies
    06:36
  • Guided course
    Mendelian and Population Genetics
    04:26
  • Guided course
    Genetics and Allele Frequencies Example 1
    02:56

Genetic Drift

  • Guided course
    Genetic Drift Example 1
    02:00
  • Guided course
    Genetic Drift Example 2
    02:37
  • Guided course
    Genetic Drift
    05:06

Gene Flow

  • Guided course
    Gene Flow Example 1
    04:34
  • Guided course
    Gene Flow
    01:43

Introduction to Speciation

  • Guided course
    Introduction to Speciation
    03:03

The Biological Species Concept

  • Guided course
    The Biological Species Concept Example 3
    02:15
  • Guided course
    Prezygotic Barriers
    05:18
  • Guided course
    The Biological Species Concept Example 1
    01:27

Allopatric and Sympatric Speciation

  • Guided course
    Allopatric and Sympatric Speciation
    02:46
  • Guided course
    Allopatric and Sympatric Speciation Example 1
    04:25
  • Guided course
    Allopatric Speciation
    03:53

Hybrid Zones

  • Guided course
    Hybrid Zones Example 1
    02:37
  • Guided course
    Hybrid Zones
    04:38

Origin of Life

  • Guided course
    Origin of Life Example 1
    03:23
  • Guided course
    Events that Lead to the Formation of Cells
    06:38

The Fossil Record

  • Guided course
    Biases in the Fossil Record
    03:17
  • Guided course
    Fossils
    03:54
  • Guided course
    The Fossil Record Example 1
    02:59

History of Life on Earth

  • Guided course
    History of Life on Earth Example 1
    04:53
  • Guided course
    Geologic Record
    07:18

Extinctions

  • Guided course
    Cretaceous Extinction
    04:55
  • Guided course
    Extinctions
    04:48
  • Guided course
    Sixth Extinction
    02:29

Adaptive Radiation

  • Guided course
    Developmental Genes & Regulation
    06:12
  • Guided course
    Cambrian Explosion
    05:10
  • Guided course
    Adaptive Radiation Example 1
    06:17

Evolution of Complexity

  • Guided course
    Origin of Complex Traits
    06:15

Introduction to Prokaryotes

  • Introduction to Archaea
    04:39
  • Prokaryotic & Eukaryotic Cells
    05:54
  • Features of Bacterial Cells
    03:54

Prokaryotic Cell Structure

  • Functions of Pili
    01:46
  • Pili
    01:02
  • Endospores
    05:35

Prokaryotic Diversity

  • Prokaryote Lineages 1
    03:51
  • Reviewing the Environmental Factors of Microbial Growth
    07:21
  • Prokaryote Lineages 2
    05:13

Prokaryotes in the Environment

  • Prokaryote Ecology
    05:34
  • The Human Microbiome
    03:25
  • Introduction to Pathogenic Toxins
    03:40

Introduction to Protists

  • What is a Protist?
    03:23
  • Introduction to Protists Example 1
    02:30
  • Introduction to Protists Example 2
    01:39

Evolution of Protists

  • Secondary Endosymbiosis Led to Several Eukaryotic Lineages
    02:37
  • Evolution of Protists Example 1
    01:43
  • Primary Endosymbiosis Gave Rise to Eukaryotes
    01:37

Eukaryotic Supergroups: Exploring Protist Diversity

  • Overview of the Four Supergroups of Eukaryotes
    03:01

Endosymbiotic Theory

  • Endosymbiotic Theory
    06:58