Evolution

Learn all about the history of life with these resources and articles on natural selection, genetics, cell types, Charles Darwin, and more.

  • Evolution of the Fight or Flight Response
  • Aerobic vs. Anaerobic Processes
  • Global Climate Change and Evolution
  • What Is Convergent Evolution?
  • Genotype vs Phenotype
  • How Prezygotic Isolation Leads to New Species
  • The Difference Between Homology and Homoplasy
  • Descent with Modification
  • What Is Evolution?
  • Gradualism vs. Punctuated Equilibrium
  • DNA and Evolution
  • What Is Embryology?
  • The Basics of Vertebrate Evolution
  • Artificial Selection: Breeding for Desirable Traits
  • The Species Concept
  • Genetically Modified Organisms and Evolution
  • External Hierarchy of Life
  • Mitosis vs. Meiosis
  • The Carboniferous Period
  • Only Populations Can Evolve
  • An Introduction to Evolution
  • What Is Darwinism?
  • Understanding the 1925 Butler Act of Tennessee
  • Causes of Microevolution
  • Can Microevolution Lead to Macroevolution?
  • Patterns of Macroevolution
  • Transcription vs. Translation
  • What Is the Coalescent Theory?
  • Evolutionary Clocks
  • Precambrian
  • The Controversy of Evolution
  • The Difference Between Fermentation and Anaerobic Respiration
  • The Four Eras of the Geologic Time Scale
  • The 5 Major Mass Extinctions
  • The Oxygen Revolution
  • The Dobzhansky-Muller Model
  • Periods of the Cenozoic Era
  • Life on Earth During the Precambrian Time Span
  • Origin of Life Theories
  • Tectonic Plates' Effect on Evolution
  • The Triassic-Jurassic Mass Extinction
  • Endosymbiotic Theory: How Eukaryotic Cells Evolve
  • The Evolution of Eukaryotic Cells
  • Periods of the Paleozoic Era
  • The Cenozoic Era Continues Today
  • Cretaceous-Tertiary Mass Extinction
  • Early Life Theories: Primordial Soup
  • Mesozoic Era
  • Early Life Theories - Panspermia Theory
  • What Happens When Viruses Evolve?
  • Understanding Chemical Evolution
  • Early Life Theories - Hydrothermal Vents
  • What Is Mass Extinction?
  • Evolution of the 4 Heart Chambers in the Human Body
  • The Evolution of Eye Color
  • How a Genetic Mutation Led to the White 'Race'
  • Human Ancestors - Paranthropus Group
  • Types of Speciation
  • Food's Role in the Evolution of the Human Jaw
  • Human Teeth and Evolution
  • Primate Evolution: A Look at Adaptations
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