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You’re examining a mutant liver cell line upon the addition and subsequent remov

ID: 62234 • Letter: Y

Question

You’re examining a mutant liver cell line upon the addition and subsequent removal of epinephrine. You observe that graph 7 depicts normal PKA activity, but graph 2 depicts 50% GPK activity and graph say much on GS activity in the same mutant cell. Which one of the following would explain this result?

A. The mutant cell line lacks PKC. B. The mutant cell line lacks PLC. C. GPK and GS have certain S or Ts mutated to A. D. GPK and GS have certain S or Ts mutated to E. E. The mutant cell line lacks PP

Explanation / Answer

You’re examining a mutant liver cell line upon the addition and subsequent removal of epinephrine. You observe that graph 7 depicts normal PKA activity, but graph 2 depicts 50% GPK activity and graph say much on GS activity in the same mutant cell. Which one of the following would explain this result?

E. The mutant cell line lacks PP