Assertion: molybdenum | /r/CapableOf | play an important role
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Source sentences:
text: Because of its known role as a cofactor for the enzyme aldehyde dehydrogenase (ADH), molybdenum is likely to play an important role in nervous system metabolism, and particularly metabolism of the nervous system messaging molecules (neurotransmitters) epinephrine, norepinephrine, serotonin, and melatonin.