Which of the following substrates is an electron donor in organotrophy? A) Fe²⁺ B) succinate C) NO₂ D) H₂ E) H₂O

Name: Which of the following substrates is an electron donor in organotrophy? A) Fe 2+ B) succinate C) NO 2 D) H 2 E) H 2 O
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Succinate is a substrate that can donate electrons in organotrophy by undergoing oxidation-reduction reactions with electron acceptors. The other substrates listed are not electron donors but are involved in other metabolic processes.

Which of the Following Substrates Is an Electron Donor in Organotrophy