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Mitosis And Meiosis - ChAPters 12-13 - AP Biology

40 Questions  I  By Muitran
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mitosis and meiosis - chAPters 12-13 - AP biology

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1.  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. *At prometaphase of mitosis
2.  Which drawing represents anaphase of mitosis?
3.  What is a genome?
A.
B.
C.
D.
E.
4.  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?
A.
B.
C.
D.
E.
5.  Which of the following statements about genes is incorrect?
A.
B.
C.
D.
E.
6.  Select the term below that is most closely related to this phrase: a protein maintained at constant levels throughout the cell cycle that requires cyclin to become catalytically active     A.    PDGF     B.    MPF     C.    protein kinase     D.    cyclin     E.    Cdk
7.  After telophase I of meiosis, the chromosomal makeup of each daughter cell is
A.
B.
C.
D.
E.
8.  Which of the following is true of a species that has a chromosome number of 2n = 16?
A.
B.
C.
D.
E.
9.  Which diagram represents prophase I of meiosis?
10.  G1 is represented by which number(s)?
A.
B.
C.
D.
E.
11.  All of the following are functions of meiosis in plants except
A.
B.
C.
D.
E.
12.  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
13.  During which phases of mitosis are chromosomes composed of two chromatids?
A.
B.
C.
D.
E.
14.  Which of the following organisms does not reproduce cells by mitosis and cytokinesis?
A.
B.
C.
D.
E.
15.  Asexual reproduction and sexual reproduction are different in that
A.
B.
C.
D.
E.
16.  How do the daughter cells at the end of mitosis and cytokinesis compare with their parent cell when it was in G1 of the cell cycle?
A.
B.
C.
D.
E.
17.  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?
A.
B.
C.
D.
E.
18.  What is a karyotype?
A.
B.
C.
D.
E.
19.  Match the following key event of meiosis with one of the stages listed below:  Tetrads of chromosomes are aligned at the center of the cell; independent assortment soon follows.     I.    prophase I       V.    prophase II     II.   metaphase I    VI.    metaphase II     III.   anaphase I     VII.    anaphase II     IV.  telophase I     VIII.    telophase II
20.  In animals, somatic cells are produced by mitosis and ________ are produced by meiosis.
A.
B.
C.
D.
E.
21.  Which of the following is the term for a human cell that contains 22 pairs of autosomes and two X chromosomes?
A.
B.
C.
D.
E.
22.  In animals, meiosis results in gametes, and fertilization results in
A.
B.
C.
D.
E.
23.  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
A.
B.
C.
D.
E.
24.  By examining a karyotype, it is possible to determine
A.
B.
C.
D.
E.
25.  Which of the following is true concerning cancer cells?
A.
B.
C.
D.
E.
26.  A cell containing 92 chromatids at metaphase of mitosis would, at its completion, produce two nuclei containing how many chromosomes?
A.
B.
C.
D.
E.
27.  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?
A.
B.
C.
D.
E.
28.  Match the following key event of meiosis with one of the stages listed below: Synapsis of homologous pairs occurs; crossing over may occur.     I.    prophase I       V.    prophase II     II.   metaphase I    VI.    metaphase II     III.   anaphase I     VII.    anaphase II     IV.  telophase I     VIII.    telophase II
29.  Select the term below that is most closely related to this phrase: The "restriction point" occurs here.     A.    G0     B.    G1     C.    S     D.    G2     E.    M
30.  Match the following statement with one of the statements below: Centromeres uncouple and chromatids are separated from each other.     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.
31.  Cytokinesis usually, but not always, follows mitosis. If a cell completed mitosis but not cytokinesis, the result would be a cell with
A.
B.
C.
D.
E.
32.  In the figure above, mitosis is represented by which number?
A.
B.
C.
D.
E.
33.  The formation of a cell plate is beginning across the middle of a cell and nuclei are re-forming at opposite ends of the cell. What kind of cell is this?
A.
B.
C.
D.
E.
34.  Select the term below that is most closely related to this phrase: The cyclin component of MPF is destroyed toward the end of this phase.     A.    G0     B.    G1     C.    S     D.    G2     E.    M
35.  If the cell whose nuclear material is shown above continues toward completion of mitosis, which of the following events would occur next?
A.
B.
C.
D.
E.
36.  When pairs of homologous chromosomes separate during anaphase I,
A.
B.
C.
D.
37.  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: Which sample might represent an animal cell in G2 phase of the cell cycle?
A.
B.
C.
D.
E.
38.  Independent assortment of chromosomes is a result of
A.
B.
C.
D.
E.
39.  Which drawing represents a stage of meiosis in which independent assortment might occur if there were more than one pair of chromosomes represented?
40.  A particular cyclin called cyclin E forms a complex with a cyclin-dependent kinase called Cdk 2.  This complex is important for the progression of the cell from G1 into the S phase of the cell cycle.  Which of the following statements is correct?
A.
B.
C.
D.
E.
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