B2.3 Cell specialization

B2.3 Cell specialization Quiz

IB Biology HL: Quiz

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5 questions, one answer each

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  1. 1. HL: Microvilli are an adaptation of:

    • A. Type I pneumocytes
    • B. Proximal convoluted tubule cells
    • C. Red blood cells
    • D. Cardiac muscle cells

  2. 2. HL: Lamellar bodies in type II pneumocytes contain:

    • A. Oxygen
    • B. Surfactant
    • C. Haemoglobin
    • D. Digestive enzymes

  3. 3. HL: Which is true of cardiac muscle cells?

    • A. Unbranched with many nuclei
    • B. Branched, usually with one nucleus
    • C. Lack myofibrils
    • D. Several centimetres long

  4. 4. HL: What is the function of cortical granules in the egg?

    • A. Supply ATP
    • B. Prevent more than one sperm fertilizing the egg
    • C. Digest the sperm's flagellum
    • D. Store glucose

  5. 5. Adult bone marrow stem cells are:

    • A. Totipotent
    • B. Pluripotent
    • C. Multipotent
    • D. Unable to divide

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