Multiple Choice
In the insulin-receptor-dependent activation of the protein ERK (extracellular regulated kinase) , what protein is responsible for phosphorylating ERK?
A) the insulin receptor (INSR)
B) insulin receptor substrate-1 (IRS-1)
C) Raf-1 kinase
D) MEK
E) Ras
Correct Answer:

Verified
Correct Answer:
Verified
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