Chapter 2 viruses and bacteria
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Chapter 2: Viruses and Bacteria. Section 1: Viruses. What is a Virus?. Characteristics Viruses can only ______________ when inside a living cell. Parasite: Organism that lives in/on a host and causes it ___________ Shapes Bacteriophage : “_________ _________” Sizes

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What is a virus
What is a Virus?

  • Characteristics

    • Viruses can only ______________ when inside a living cell.

    • Parasite: Organism that lives in/on a host and causes it ___________

  • Shapes

    • Bacteriophage: “_________ _________”

  • Sizes

    • Smaller than all cells, even ________________!

  • Names


The structure of viruses
The Structure of Viruses

  • 1) Protein Coat

  • 2) Inner Core


How viruses multiply
How Viruses Multiply

  • Active Viruses

  • Hidden Viruses


Viruses and the living world
Viruses and the Living World

  • Viruses and Diseases

  • Usefulness of Viruses




Obtaining food and energy
Obtaining Food and Energy

Autotrophs

Heterotrophs










Test format
Test Format

  • MC and T/F

  • Diagrams

    • Pg. 44, “How Viruses Multiply”

    • Pg. 49, “The Bacterial Cell”

  • Essay

    • How are bacterial cells different from the cells of eukaryotes?


Review questions
Review Questions

  • Pg. 69-70


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