The insulin signaling pathway includes which of the following steps?
A) ligand-induced dimerization of the receptor and phosphorylation of IRS-1 and/or IRS-2 proteins
B) autophosphorylation and phosphorylation of IRS-1 and/or IRS-2 proteins
C) IRS-1-induced dimerization of the receptor, autophosphorylation, and phosphorylation of SH2 domains
D) autophosphorylation and dephosphorylation of IRS-1 and/or SH2 domains
E) none of the above
Answer: B) autophosphorylation and phosphorylation of IRS-1 and/or IRS-2 proteins
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Animal Biology
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