Predict the Effect of Blocking GTPase Activity by a Mutant

question 5

Multiple Choice

Predict the effect of blocking GTPase activity by a mutant lacking the GAP gene.Which of the following would be a possible outcome if cells in this mutant are treated with a growth factor?

• A)a sustained level of transduction
• B)dramatically reduced interaction of the growth factor with the receptor
• C)inactivation of MEK
• D)dephosphorylation of the growth factor receptor
• E)inactivation of Elk

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