Flavin mononucleotide (FMN) acts as a coenzyme in dehydrogenation reactions. Determine whether FMN is a reducing agent or an oxidizing agent.

• A. FMN is a reducing agent.
• B. FMN is an oxidizing agent.
• C. FMN can either be a reducing agent or an oxidizing agent.
• D. FMN can neither be a reducing agent nor an oxidizing agent.

Answer: (B)