An increase in cyclin D activity may result from all of the following EXCEPT
A) Activation of the Ras signaling pathway.
B) Activation of the Hedgehog signaling pathway.
C) An increase in NF-κB expression.
D) A decrease in STAT expression.
E) A decrease in p16INK4A expression.
Correct Answer:
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Q1: Activation of Myc may result in all
Q3: Histone deacetylase HDAC)enzymes
A)Promote initiation of transcription.
B)Complex with
Q4: When a cell is at G0,pRb is
A)Undetectable.
B)Unphosphorylated.
C)Hypophosphorylated.
D)Hyperphosphorylated.
E)Overexpressed.
Q5: pRb in cells undergoing differentiation will generally
Q6: Which of the following statements is NOT
Q7: The cyclin/cyclin-dependent kinase pair that is active
Q8: The resting,nonproliferative phase of the cell cycle
Q9: In a normal cell,signals from the external
Q10: The critical decision point at which a
Q11: Levels of cyclin A are highest during
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