Which, If Any, of the Following Statements Is False

question 25

Multiple Choice

Which, if any, of the following statements is false?

• A) p53 acts as a brake on the cell cycle.
• B) p53 and RB1 are mutually antagonistic.
• C) p53 is normally inhibited by being bound to the MDM2 protein, but when phosphorylated, it changes conformation and is released from MDM2.
• D) At high concentrations p53 stimulates the transcription of various genes that inhibit apoptosis.

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