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Home Q & A Board Biology-Related Homework Help Cell Biology
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bu2fusul bu2fusul
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6 years ago
Cells can pause in G1 when DNA is damaged, and can pause in S when there are replication errors. Indicate whether the mechanism below applies to a G1 arrest, an S-phase arrest, both types of arrest, or neither.
 
  A. p53 activates the transcription of a Cdk inhibitor.
  B. Cyclins are phosphorylated and destroyed.
  C. Cdk is unable to phosphorylate its substrates.
  D. The Cdc25 phosphatase is inhibited.
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John R.John R.
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6 years ago
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bu2fusul Author
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6 years ago
Just got PERFECT on my quiz
sudenzia
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Yesterday
Thank you, thank you, thank you!
Butwhy
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2 hours ago
Good timing, thanks!
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