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Mitosis And Meiosis - ChAPters 12-13 - AP Biology

40 Questions  I  By Muitran

  
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1.  Match the following key event of meiosis with one of the stages listed below: Centromeres of sister chromatids uncouple and chromatids separate.     I.    prophase I       V.    prophase II     II.   metaphase I    VI.    metaphase II     III.   anaphase I     VII.    anaphase II     IV.  telophase I     VIII.    telophase II
2.  Select the term below that is most closely related to this phrase: triggers the cell's passage past the G2 checkpoint into mitosis     A.    PDGF     B.    MPF     C.    protein kinase     D.    cyclin     E.    Cdk
3.  Which diagram represents prophase I of meiosis?
4.  Which of the following is false regarding the bacterial chromosome?
A.
B.
C.
D.
E.
5.  Independent assortment of chromosomes is a result of
A.
B.
C.
D.
E.
6.  If there are 20 centromeres in a cell at anaphase, how many chromosomes are there in each daughter cell following cytokinesis?
A.
B.
C.
D.
E.
7.  Density-dependent inhibition is explained by which of the following?
A.
B.
C.
D.
E.
8.  Movement of the chromosomes during anaphase would be most affected by a drug that
A.
B.
C.
D.
E.
9.  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?
A.
B.
C.
D.
E.
10.  Which of the following statements about crossing over is incorrect?
A.
B.
C.
D.
E.
11.  What causes the decrease in the amount of cyclin at a specific point in the cell cycle?
A.
B.
C.
D.
E.
12.  Starting with a fertilized egg (zygote), a series of five cell divisions would produce an early embryo with how many cells?
A.
B.
C.
D.
E.
13.  How does the sexual life cycle increase the genetic variation in a species?
A.
B.
C.
D.
E.
14.  Where do the microtubules of the spindle originate during mitosis in both plant and animal cells?
A.
B.
C.
D.
E.
15.                  A.     telophase                 B.     anaphase                 C.     prometaphase                 D.     metaphase                 E.     prophase   Choose the answer from above that best fits this description: Centrioles begin to move apart in animal cells.
16.  The somatic cells derived from a single-celled zygote divide by which process?
A.
B.
C.
D.
E.
17.  Which of the life cycles is typical for plants and some algae?
A.
B.
C.
D.
E.
18.  At which stage of mitosis are chromosomes photographed in the preparation of a karyotype?
A.
B.
C.
D.
E.
19.  What is a genome?
A.
B.
C.
D.
E.
20.  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.
A.
B.
C.
D.
E.
21.  Which of the following is missing from the life cycle progression shown below?  sporophyte-meiosis-spore-________-gametophyte-mitosis-gametes- fertilization-zygote
A.
B.
C.
D.
E.
22.  In animals, somatic cells are produced by mitosis and ________ are produced by meiosis.
A.
B.
C.
D.
E.
23.  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
24.  Which of these statements is false?
A.
B.
C.
D.
E.
25.  Match the following statement with one of the statements below: Independent assortment of chromosomes 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.
26.  Select the term below that is most closely related to this phrase: a general term for enzymes that activate or inactivate other proteins by phosphorylating them     A.    PDGF     B.    MPF     C.    protein kinase     D.    cyclin     E.    Cdk
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: Which sample of DNA might be from a nerve cell arrested in G0 of the cell cycle?
A.
B.
C.
D.
E.
28.  How do cells at the completion of meiosis compare with cells that have replicated their DNA and are just about to begin meiosis?
A.
B.
C.
D.
E.
29.  What is the name of enzymes that control the activities of other proteins by phosphorylating them?
A.
B.
C.
D.
E.
30.  If a cell has 8 chromosomes at metaphase of mitosis, how many chromosomes will it have during anaphase?
A.
B.
C.
D.
E.
31.  In which group of eukaryotic organisms does the nuclear envelope remain intact during mitosis?
A.
B.
C.
D.
E.
32.  Which of the life cycles is typical for animals?
A.
B.
C.
D.
E.
33.  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.
C.
D.
E.
34.  How do the two members of a pair of homologous chromosomes differ from each other?
A.
B.
C.
D.
E.
35.  Which drawing represents metaphase II of meiosis?
36.  In animals, meiosis results in gametes, and fertilization results in
A.
B.
C.
D.
E.
37.  Which of the following is (are) true concerning cyclin-dependent kinase (Cdk)?
A.
B.
C.
D.
E.
38.  Select the term below that is most closely related to this phrase: the shortest part of the cell cycle     A.    G0     B.    G1     C.    S     D.    G2     E.    M
39.  By examining a karyotype, it is possible to determine
A.
B.
C.
D.
E.
40.  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
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