Microbiology

• What are the three main types of microbes?

  bacteria, fungi, viruses
• Fungi


  A plant-like organism that does not make chlorophyll. Mushrooms, yeasts, and molds are examples.
• Virus


  Can only reproduce inside another living cell, smallest type of microbe.
• Bacteria


  A single cell organism NO NUCLEUS

  
• How do Microbes Spread?

  Air, animals, food, touch, water
• How does the body defend itself?

  Stomach acid, sticky mucus, cilia, skin, scabs, tears
• Useful microbes


  Yeast and other kinds of bacteria: cheese & yogurt
• Harmful microbes


  Cause disease/can produce toxins
• What do white blood cells do?

  fight infection
• Vaccination


  injection of a weakened or mild form of a microbe to produce immunity
• Antibiotics


  Drugs that block the growth and reproduction of bacteria