Practice Quiz

MTEL Biology Practice Exam - Question List

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26.
Which of the following situations best demonstrates phagocytosis?
  1. A bacterium is surrounded by a plasma membrane, engulfed, and enclosed by a vacuole.
  2. An antigen binds to a specific receptor on the surface of a plasma membrane, which invaginates around the antigen.
  3. A food particle is surrounded by a plasma membrane, engulfed, and diffuses through the lipid bilayer.
  4. An antibody within the cell is enclosed in a vesicle that fuses with the plasma membrane and releases the antibody from the cell.
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27.
Unlike mitosis, binary fission:
  1. Occurs in prokaryotic cells.
  2. Requires formation of a spindle.
  3. Increases genetic variability.
  4. Results in identical daughter cells.
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28.
One application of gene therapy is the delivery of p53 genes to cells. These genes cause cells that malfunction to undergo programmed death. This method would be most effective at:
  1. Preventing cancer from being inherited.
  2. Treating polygenic disorders related to cancer.
  3. Inhibiting the development of cancerous tumors.
  4. Improving the response of healthy cells to chemotherapy.
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29.
A germinating fern spore will develop into:
  1. A rhizoid.
  2. A gametophyte.
  3. An archegonium.
  4. A sporophyte.
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30.
The double fertilization that is unique to the reproduction of angiosperms has which of the following consequences?
  1. Polyploidy and hybridization are more common in plants than in animals.
  2. Two pollen grains are necessary to fertilize each ovum.
  3. Zygotes form during both the gametophyte and sporophyte generations.
  4. Food storage tissue in seeds is triploid.
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