In metabolic processes of cell respiration and photosynthesis, prosthetic groups such as heme and iron-sulphur 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

Question

Quizplus · Accepted Answer

Prosthetic groups like heme and iron-sulphur complexes can both accept and donate electrons, allowing them to participate in redox reactions during electron transport.

In Metabolic Processes of Cell Respiration and Photosynthesis, Prosthetic Groups