9. Gap junctions are found in the small intestine. They allow molecules to
flow between cells.
ANS: F DIF: Memorization REF:
Page 83
TOP: Cell Connections
10. The number of mitochondria in a cell is basically related to its
degree of activity.
, ANS: T DIF: Memorization REF:
Page 77
TOP: Mitochondria
11. The cell’s internal supporting framework is called the cytoskeleton.
ANS: T DIF: Memorization REF:
Page 79
TOP: Cytoskeleton
12. The size of a cell’s nucleolus is indirectly related to the amount of
protein the cell produces.
ANS: T DIF: Memorization REF:
Page 78
TOP: Nucleus
13. Heart muscle cells are joined by gap junctions to facilitate the
movement of electrical impulses.
ANS: T DIF: Memorization REF:
Page 83
TOP: Cell Connections
14. Cell connections called desmosomes are like Velcro holding cells
together.
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