Biology

10th -

12thgrade

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Defenses against Diseases

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10 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    When viruses infect body cells, certain host cells produce proteins that inhibit synthesis of viral proteins and help block viral replication. this protein is called

    histamine

    lysozyme

    interferons

    amylase

  • 2. Multiple Choice
    30 seconds
    1 pt

    The main role of antibodies is

    increase the production of viral proteins

    destroy pathogens

    tag antigens for destruction by immune cells.

    inhabit the production of viral proteins

  • 3. Multiple Choice
    30 seconds
    1 pt

    ……………..increase the flow of blood and fluids to the affected area and enlarge blood capillaries

    histamine

    lysozyme

    phagocyte

    B cells

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