Solved

If DNA Damage Occurs Early in G1 of the Cell

Question 13

Multiple Choice

If DNA damage occurs early in G1 of the cell cycle, the tumor suppressor protein p53


A) activates the p21 gene which encodes a CDK inhibitor, thereby causing G1 arrest.
B) promotes apoptosis.
C) phosphorylates the retinoblastoma protein (pRB) , thereby blocking the cell cycle.
D) is targeted for degradation by the proteasome.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents