Multiple Choice
Identify the letter of the choice that
best completes the statement or answers the question.
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1.
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One
difference between cell division in plant cells and in animal cells is that plant cells
have a. | centrioles. | b. | centromeres. | c. | a cell plate. | d. | chromatin. | | |
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2.
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During
normal mitotic cell division, a parent cell having four chromosomes will produce two daughter cells,
each containing a. | two
chromosomes. | b. | four
chromosomes. | c. | eight
chromosomes. | d. | sixteen
chromosomes. | | |
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3.
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The
cell cycle is the a. | series of events
that cells go through as they grow and divide. | b. | period of time between the birth and the death of a
cell. | c. | time from
prophase until cytokinesis. | d. | time it takes for one cell to undergo
mitosis. | | |
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Figure 10-2
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4.
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The
structure labeled A in Figure 10-2 is called the a. | centromere. | b. | centriole. | c. | sister chromatid. | d. | spindle. | | |
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5.
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The
structures labeled B in Figure 10-2 are called a. | centromeres. | b. | centrioles. | c. | sister chromatids. | d. | spindles. | | |
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6.
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The
speed with which wastes are produced by a cell depends on the cell's a. | ratio of surface area to volume. | b. | environment. | c. | volume. | d. | surface area. | | |
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7.
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When
during the cell cycle is a cell's DNA replicated? a. | G1 phase | b. | G2 phase | c. | S phase | d. | M phase | | |
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8.
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Which
event occurs during interphase? a. | The cell grows. | b. | Centrioles appear. | c. | Spindle fibers begin to form. | d. | Centromeres divide. | | |
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9.
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What
is the role of the spindle during mitosis? a. | It helps separate the
chromosomes. | b. | It breaks down
the nuclear membrane. | c. | It duplicates the DNA. | d. | It divides the cell in half. | | |
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10.
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Unlike
small cells, large cells have more trouble a. | dividing. | b. | producing daughter cells. | c. | moving needed materials in and waste products
out. | d. | making copies of
their DNA. | | |
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11.
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Cancer
cells form masses of cells called a. | tumors. | b. | cyclins. | c. | growth factors. | d. | p53. | | |
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12.
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As a
cell becomes larger, its a. | volume increases faster than its surface
area. | b. | surface area
increases faster than its volume. | c. | volume increases, but its surface area stays the
same. | d. | surface area
stays the same, but its volume increases. | | |
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13.
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When
during the cell cycle are chromosomes visible? a. | only during interphase | b. | only when they are being
replicated | c. | only during cell
division | d. | only during the
G1 phase | | |
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14.
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Which
of the following represents the phases of mitosis in their proper sequence? a. | prophase, metaphase, anaphase,
telophase | b. | interphase,
prophase, metaphase, anaphase, telophase | c. | interphase, prophase, metaphase,
telophase | d. | prophase,
metaphase, anaphase, telophase, cytokinesis | | |
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Figure 10-1
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15.
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Cell
division is represented in Figure 10-1 by the letter
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16.
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During
which phase of mitosis do the chromosomes line up along the middle of the dividing
cell? a. | prophase | b. | telophase | c. | metaphase | d. | anaphase | | |
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17.
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As a
cell grows, it a. | places more
demands on its DNA. | b. | uses up food and oxygen more
quickly. | c. | has more trouble
moving enough materials across its cell membrane. | d. | all of the above | | |
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18.
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The
first phase of mitosis is called a. | prophase. | b. | anaphase. | c. | metaphase. | d. | interphase. | | |
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19.
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Cancer
is a disorder in which some cells have lost the ability to control their a. | size. | b. | spindle fibers. | c. | growth rate. | d. | surface area. | | |
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20.
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If the
length of a cell increases 10 times, its volume increases about a. | 5 times. | b. | 10 times. | c. | 100 times. | d. | 1000 times. | | |
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