1. Bacteria vs. Viruses

2. What do you know about… VirusesBacteria Video Clip: Introducing Viruses

3. BACTERIAVIRUSES HOW ARE THEY ALIKE: HOW ARE THEY DIFFERENT? Characteristics of Life Key Structures & Size Help to Humans Harm to Humans Methods of Cure & Prevention Classification

4. BACTERIAVIRUSES HOW ARE THEY ALIKE: 1. Reproduce; multiply, 2. Genetic material, 3. Cause illness/disease, 4. Single “body” HOW ARE THEY DIFFERENT? Unicellular, asexual & sexual reproduction, autotroph & heterotroph Characteristics of Life Not cells (particles) Do not grow or use energy NOT alive! - Cell wall, cell membrane, flagella - 3 shapes: round, rod, spiral - Larger than viruses Key Structures & Size -Shapes: space craft, crystal, sphere, cylinder -Protein coat -Smaller than bacteria -Food: cheese & yogurt -Fuel (methane) -Aid digestion -Recycling & clean up Help to Humans None -Illness: strep, TB, food poisoning, Lyme disease Harm to Humans -Illness: chicken pox, flu, HIV/AIDS, polio -Antibiotics -Vaccines -Washing hands, food, etc. Methods of Cure & Prevention -Antiviral -Vaccines 2 Kindoms: (both prokaryotes) -Archaebacteria -Eubacteria Classification -Not in Six Kingdoms -Organized based on shape, disease, life cycle