Select the One True Statement About Biological Reactions Involving S-Adenosylmethionine

Multiple Choice

Select the one true statement about biological reactions involving S-adenosylmethionine (SAM) .

A) The sulfur acts as a nucleophile.
B) The sulfur acts as a nucleophile in scavenging unwanted epoxides.
C) The sulfur (with its two attached groups) acts as a leaving group.
D) The R¹ and R² groups attached to the sulfur act as electrophiles.
E) The methyl group attached to sulfur acts as a nucleophile.