In Metabolic Processes of Cell Respiration and Photosynthesis, Prosthetic Groups

question 56

Multiple Choice

In metabolic processes of cell respiration and photosynthesis, prosthetic groups such as heme and iron-sulfur complexes are encountered in components of the electron transport chain. What do they do?

• A) donate electrons
• B) act as reducing agents
• C) act as oxidizing agents
• D) transport protons within the mitochondria and chloroplasts
• E) both oxidize and reduce during electron transport

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