Multiple Choice
Which of the following may result from activation of TGF-β?
A) Increased activation of cyclin D/CDK4/6 complexes
B) Increased expression of p21Cip1 in the cytoplasm of the cell
C) Reduced expression of p15INK4B
D) Decreased activation of cyclin E/CDK2 complexes
E) Phosphorylation of Smad4
Correct Answer:

Verified
Correct Answer:
Verified
Q7: Which of the following statements is NOT
Q8: All of the following are true of
Q9: Activation of Myc may result in all
Q10: The resting,nonproliferative phase of the cell cycle
Q11: Cyclin D/CDK4/6 complexes can be inhibited by<br>A)p27<sup>Kip1</sup>.<br>B)p15<sup>I</sup><sup>NK4B</sup>.<br>C)p57<sup>Kip2</sup>.<br>D)p21<sup>Cip1</sup>.<br>E)AP-1.
Q12: The critical decision point at which a
Q13: Histone deacetylase HDAC)enzymes<br>A)Promote initiation of transcription.<br>B)Complex with
Q15: In a normal cell,signals from the external
Q16: Levels of cyclin A are highest during
Q17: The cyclin/cyclin-dependent kinase pair that is active