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As many as one-half of _____ in the United States have a deficiency of alcohol dehydrogenase, so they react quite negatively to even a modest intake of alcohol.

Respuesta :

Answer:Asians

Explanation: This is because more than half of the population of the Asians in the united state of America have ADH. The primary enzymes involved in alcohol metabolism are alcohol dehydrogenase (ADH) and aldehyde dehydrogenase (ALDH). Both enzymes present in several ways that are encoded by different genes