What is the danger of using bacteria as biological weapons? 1. fast spread 2. equally dangerous

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CHAPTER 14 OUTLINE

• What is the danger of using bacteria as
  biological weapons?1. fast spread2. equally
  dangerous
• What are the major episodes in the history of
  life?1. Earth formed 2. Prokaryotes3.
  Oxygen4. Eukaryotes5. Multicellular6. Plants
  and Animals
• What are the four stages in the Origin of
  Life?1. Monomers2. Polymers3.
  Self-replication4. Cells

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• How long did prokaryotes live on the Earth all by
  themselves? are they still dominant today?1. 1.6
  billion years
• What does it mean to be an extremophile?1.
  salt2. heat3. methanogens?
• What is a spore and why can it be dangerous?1.
  resting stage
• What are pathogens? exotoxic? endotoxic?1.
  disease-causing organisms2. without, within
• How do prokaryotes help the environment?1.
  natural recycling2. waste clean-up
• How did eukaryotes develop from prokaryotes?1.
  nucleus, internal membranes2. mitochondria,
  chloroplasts