In the metabolic pathway of ethanol breakdown, as shown in the accompanying figure, A. NAD is a coenzyme for both the ADH and ALDH enzymes
B. acetate is a toxic metabolite, leading to the effects of a hangover
C. acetaldehyde is a harmless metabolite which is excreted by the body
D. a lack of ALDH enzyme will lessen the effects of a hangover
E
ethanol is converted to acetaldehyde, a less toxic intermediate