A Convenient Method for Assaying Enzyme Activity Is Based on Measuring

question 15

Multiple Choice

A convenient method for assaying enzyme activity is based on measuring the conversion between the oxidized and reduced forms of nicotinamide adenine dinucleotide (NAD/NADH) .Which form of nicotinamide adenine dinucleotide has a unique wavelength of absorption, and what is the wavelength at which is unique absorption is at its maximum?

• A)oxidized, 260 nm
• B)oxidized, 340 nm
• C)reduced, 260 nm
• D)reduced, 340 nm

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