A woman has a metabolic acidosis resulting from an increased hepatic production of ketone bodies. for a patient with this disorder a screening test using the nitroprusside reaction can test for the putrescence of ketones in the blood. which of the following molecular structures is a ketone?
a. R-CH2-OH
b. R-CHO
c. (R-CH2-)2C=O
d. R-C-O-O-H
e. R-CH2-O-CH3