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Cell Cycle Answers

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1
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What process is typical of cancer?

A
replacement of damaged cells
B
DNA replication
C
cellular death
D
uncontrolled cell division
2
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Which is the main reason cells are replaced in the body?

A
The cells are too large.
B
The cells are inactive.
C
The cells are damaged.
D
The cells are cancerous.
3

Which can disrupt the cell cycle?

A
mutation
B
G0 phase
C
replication
D
cancer
4

The graph shows the rate of malignant melanoma for the years 1973–2004.Based on the information in the graph, which conclusion can be drawn?

Question illustration
A
Fewer cases of melanoma were reported over time.
B
More women were out in the sun over time.
C
Women use sunscreen about twice as often as men use sunscreen.
D
The rate of malignant melanoma has increased in both men and women.
5

A mutation occurs that prevents a cell from taking in the glucose that it needs for energy production. What is most likely to happen?

A
A tumor will form.
B
The cell will divide uncontrollably.
C
The cell will die.
D
Nutrients are stolen from normal cells nearby.
6

The diagram shows the stages of the eukaryotic cell cycle.Which stage is labeled E in the diagram?

Question illustration
A
mitosis
B
interphase
C
S phase
D
G0 phase
7

Disruptions in the cell cycle can lead to serious health problems. Which statement best describes cancer cells as a result of disrupted cell cycle regulation?

A
Cancer cells cannot enter the circulatory system.
B
Cancer cells grow in a controlled and regulated manner.
C
Cancer cells spread to other parts of the body.
D
Cancer cells lose nutrients to healthy cells.
8

What is/are the function(s) of the cell cycle?

A
DNA replication
B
development of positive mutations
C
prevention of cancer
D
growth, repair, and reproduction of cells
9

An error occurs when the DNA of a cell is copied. However, the cell does not divide after the error is detected. Which statement best describes the cell cycle for this cell?

A
An error during the G1 phase is corrected during the G2 phase.
B
An error during the S phase is corrected during the G2 phase.
C
An error during the G1 phase is corrected during the S phase.
D
An error during the S phase is corrected during mitosis.
10

At which point in the eukaryotic cell cycle does a DNA mutation most likely occur?

A
G1 phase
B
G2 phase
C
S phase
D
M phase

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