If the E1A Gene Is Transfected into Cultured Cells, It

question 9

Multiple Choice

If the E1A gene is transfected into cultured cells, it causes an abortive transformation and the cells die.If the E1B gene is included with E1A, then cells become fully transformed and survive.What critical function does the E1B gene provide?

• A) The E1B proteins suppress apoptosis.
• B) The E1B proteins prevent the degradation of the p53 protein.
• C) The E1B proteins assist with transport of mRNAs out of the nucleus.
• D) The E1B proteins bind to Rb and cause the cell to enter S phase.
• E) The E1B proteins activate transcription from p53 inducible promoters.

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