One Way a Vitamin Can Act as a Coenzyme Is

question 49

Multiple Choice

One way a vitamin can act as a coenzyme is to

• A) bind to a substrate to help it find its enzyme.
• B) bind to the enzyme so the enzyme can change its shape and bind to its substrate.
• C) bind to the outside of a cell,so an enzyme can enter and carry out reactions.
• D) bind to another vitamin,signaling a cell to activate its enzymes.
• E) replace the activation-energy-lowering activity of a missing enzyme.