Mitosis And Meiosis - ChAPters 12-13 - AP Biology

40 Questions  I  By Muitran

  
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1.  Which of the following is false regarding the bacterial chromosome?
A.
B.
C.
D.
E.
2.  Match the following statement with one of the statements below: The process is preceded by replication of the DNA.     A.    The statement is true for mitosis only.     B.    The statement is true for meiosis I only.     C.    The statement is true for meiosis II only.     D.    The statement is true for mitosis and meiosis I.     E.    The statement is true for mitosis and meiosis II.
3.  If the liver cells of an animal have 24 chromosomes, how many chromosomes do its sperm cells have?
A.
B.
C.
D.
E.
4.  Match the following statement with one of the statements below: Homologous chromosomes synapse and crossing over occurs.     A.    The statement is true for mitosis only.     B.    The statement is true for meiosis I only.     C.    The statement is true for meiosis II only.     D.    The statement is true for mitosis and meiosis I.     E.    The statement is true for mitosis and meiosis II.
5.  The human X and Y chromosomes are
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B.
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6.  How does the sexual life cycle increase the genetic variation in a species?
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7.  If the cell whose nuclear material is shown above continues toward completion of mitosis, which of the following events would occur next?
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B.
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E.
8.                  A.     telophase                 B.     anaphase                 C.     prometaphase                 D.     metaphase                 E.     prophase   Choose the answer from above that best fits this description: This is the longest of the mitotic stages. D
9.  Which of the following are primarily responsible for cytokinesis in plant cells?
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B.
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10.  You have in your possession a microscope slide with meiotic cells on it and a light microscope. What would you look for if you wanted to identify metaphase I cells on the slide?
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11.  Starting with a fertilized egg (zygote), a series of five cell divisions would produce an early embryo with how many cells?
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12.  In animals, meiosis results in gametes, and fertilization results in
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13.  Independent assortment of chromosomes is a result of
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14.  Cytoskeletal elements play important roles in cell division.  The mitotic spindle apparatus is made of ________ and pulls sister chromatids apart, whereas the contractile ring is made of ________ and required for the separation of daughter cells at the end of the mitotic phase of the cell cycle.
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15.  What is the name of enzymes that control the activities of other proteins by phosphorylating them?
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16.  You isolate DNA from three different cell types of an organism, determine the relative DNA content for each type, and plot the results on the graph shown here: During meiosis, cells go from what number to what number?
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B.
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D.
E.
17.  In which group of eukaryotic organisms does the nuclear envelope remain intact during mitosis?
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18.  Cytokinesis usually, but not always, follows mitosis. If a cell completed mitosis but not cytokinesis, the result would be a cell with
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19.  Which of the following is missing from the life cycle progression shown below?  sporophyte-meiosis-spore-________-gametophyte-mitosis-gametes- fertilization-zygote
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20.  The lettered circle in the figure above shows a diploid nucleus with four chromosomes. There are two pairs of homologous chromosomes, one long and the other short. One haploid set is symbolized as black and the other haploid set is gray. The chromosomes in the unlettered circle have not yet replicated. Choose the correct chromosomal conditions for the following stage. one daughter nucleus at telophase of mitosis
21.  Which of the following statements about genes is incorrect?
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B.
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22.  If there are 20 centromeres in a cell at anaphase, how many chromosomes are there in each daughter cell following cytokinesis?
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23.  Which of these statements is false?
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24.  Which drawing represents metaphase II of meiosis?
25.  After telophase I of meiosis, the chromosomal makeup of each daughter cell is
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26.  All of the following occur during prophase of mitosis in animal cells except
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27.  If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested?
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28.  Which of the following is true concerning cancer cells?
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29.  Match the following statement with one of the statements below: A cell divides to produce two daughter cells that are genetically identical.     A.    The statement is true for mitosis only.     B.    The statement is true for meiosis I only.     C.    The statement is true for meiosis II only.     D.    The statement is true for mitosis and meiosis I.     E.    The statement is true for mitosis and meiosis II.
30.  Density-dependent inhibition is explained by which of the following?
A.
B.
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D.
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31.  Select the term below that is most closely related to this phrase: DNA is replicated at this time of the cell cycle.     A.    G0     B.    G1     C.    S     D.    G2     E.    M
32.  Taxol is an anticancer drug extracted from the Pacific yew tree. In animal cells, taxol disrupts microtubule formation by binding to microtubules and accelerating their assembly from the protein precursor, tubulin. Surprisingly, this stops mitosis. Specifically, taxol must affect
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33.  If there are 20 chromatids in a cell at metaphase, how many chromosomes are there in each daughter cell following cytokinesis?
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B.
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D.
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34.  Eukaryotic sexual life cycles show tremendous variation. Of the following elements, which do all sexual life cycles have in common?     I.    alternation of generations     II.    meiosis     III.    fertilization     IV.    gametes     V.    spores
A.
B.
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35.  You isolate DNA from three different cell types of an organism, determine the relative DNA content for each type, and plot the results on the graph shown here: During mitosis, diploid cells go from what number to what number?
A.
B.
C.
D.
E.
36.  At which stage of mitosis are chromosomes photographed in the preparation of a karyotype?
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B.
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37.  When comparing prophase I of meiosis with prophase of mitosis, which of the following occurs only in meiosis?
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B.
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38.  You isolate DNA from three different cell types of an organism, determine the relative DNA content for each type, and plot the results on the graph shown here: If the cells were from a plant, which sample might represent a gametophyte cell?
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B.
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D.
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39.  A mutation results in a cell that no longer produces a normal protein kinase for the M phase checkpoint. Which of the following would likely be the immediate result of this mutation?
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40.  If mammalian cells receive a go-ahead signal at the G1 checkpoint, they will
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