Biomed 100 Practice Quiz
Chapter 1, Spring 2007
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Multiple Choice - One Correct Choice Per Question
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  1. Of the items listed below, the most complex is the...
    1. atom
    2. cell
      3.
    3. molecule
    4. organelle

  2. A(n) _?_ is a layer or a mass of predominantly one type of cell.
    1. system
    2. tissue
      3.
    3. organ
    4. organism
    5. organelle

  3. The most abundant chemical substances in the body are...
    1. carbohydrates, nucleic acids, and lipids (triglycerides)
    2. protein, carbohydrates, and lipids (triglycerides)
    3. water, carbohydrates, and electrolytes
    4. water, carbohydrates, and lipids (triglycerides)
    5. water, protein, and lipids (triglycerides)
      6.

  4. True or false? The system responsible for the greatest amount of excretion is the digestive system.
    1. True.
    2. False.
      3.

  5. The percent of body weight contributed by carbohydrates and nucleic acids (DNA etc.) is approximately...
    1. 20% each
    2. 15% each
    3. 10% each
    4. less than 3% each
      5.