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Evolution and Classification of Animals: From Early Life to Cnidarians

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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 Eukaryotic Organelles

  • Introduction to Eukaryotic Organelles
    03:45
  • Ribosomes
    06:51
  • Map of the Lesson on Eukaryotic Organelles
    02:43

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

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

Introduction to Evolution and Natural Selection

  • Percorso guidato
    Introduction to Evolution and Natual Selection Example 1
    03:22
  • Percorso guidato
    Introduction to Evolution and Natual Selection Example 2
    04:28
  • Percorso guidato
    Typological vs. Population Thinking
    03:56

History of Evolutionary Thought

  • Percorso guidato
    Geological Thinking
    04:22
  • Percorso guidato
    History of Evolutionary Theory Example 1
    02:45
  • Percorso guidato
    Darwin and Wallace
    07:37

Natural Selection and Evolution

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

Origin of Life

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

The Fossil Record

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

History of Life on Earth

  • Percorso guidato
    History of Life on Earth Example 1
    04:53
  • Percorso guidato
    Geologic Record
    07:18

Introduction to Biology

  • Unicellular vs. Multicellular
    02:09
  • Introduction to Biology
    02:54
  • Introduction to Biology Channel
    1:28

Characteristics of Life

  • Characteristics of Life
    09:26
  • Characteristics of Life Example 1
    02:59

Life's Organizational Hierarchy

  • Life's Organizational Hierarchy
    09:50
  • Emergent Properties
    04:05
  • Life's Organizational Hierarchy Example 1
    03:05