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Lecture 2 Macrobiology, Lecture notes of Biology

Middle Georgia State University (MGA)Biology

Chapters regarding protists and bacteria

Typology: Lecture notes

2019/2020

Uploaded on 08/13/2020

courtney-carr
courtney-carr 🇺🇸

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The Origin of Species
Ch 24
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The Origin of Species

Ch 24

What Is a Species?

  • (^) Species = kind
    • (^) What makes a planet?
    • (^) What makes a continent?
  • (^) Many different ways to define
    • (^) Biological species
    • (^) Morphological species
    • (^) Ecological species

Other Species

  • (^) Morphological
    • (^) Shape, size, general morphology
  • (^) Ecological
    • (^) Ecological niche
      • (^) How interact with living/nonliving environment

Reproductive Barriers

How Species Arise

Allopatric Speciation

Plants and Polyploid Speciation

Allopatric vs.

Sympatric

Speciation

Toads and Hybrid Zones

Hybridization In East African Cichlids

Genetics of Speciation

Key Terms

  • (^) Species
    • (^) Biological species
    • Morphological species
    • (^) Ecological species
  • Reproductive barriers
    • (^) Prezygotic
      • Habitat isolation
      • (^) Temporal isolation
      • (^) Behavioral isolation
      • (^) Mechanical
      • Gametic
    • (^) Postzygotic
      • (^) Reduced hybrid vitality
      • (^) Reduced hybrid fertility
      • (^) Hybrid breakdown
        • (^) Types of speciation
          • (^) Allopatric
          • (^) Peripatric
          • (^) Parapatric
          • (^) Sympatric
        • (^) Polyploid
        • (^) Hybrid zones