Human Genetics: Concepts and Applications (Lewis), 9th Edition

Chapter 18: Genetics of Cancer

Control of the Cell Cycle

View the animation below, then complete the quiz to test your knowledge of the concept.



1.

The success of DNA replication is assessed during the ______ phase.
A)G1
B)M
C)C
D)S
E)G2
2.

The cell cycle is regulated by checkpoints during the _______ phases.
A)G1, S and G2
B)G1, S and C
C)G1, G2, and M
D)G1, S and M
E)G1, S, G2 and M
3.

A eukaryotic cell that receives a “go-ahead” signal at the G1 checkpoint of the cell cycle will
A)complete the cycle and divide.
B)move directly into the M phase.
C)move directly into the G2 phase.
D)enter a resting stage.
E)stop growing.
4.

Preparation for cell division occurs in the G2 phase.
A)True
B)False
5.

After cytokinesis, the cell enters the G1 phase.
A)True
B)False
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