Enzymes
The E.coli pyruvic acid dehydrogenase complex is reported to

Catalyze the reduction of pyruvic acid to acetyl Co A and CO2
Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2
decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2
retard the reduction of pyruvic acid to acetyl Co A and CO2

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Enzymes
How is the enzyme COX-1 important in human health?

It helps to transport carbon dioxide in the blood
It is a chemical derivative of aspirin
It is critical for the biosynthesis of DNA
It catalyzes the production of hormones that maintain the stomach lining

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