TLS Online TPP Program

#Question id: 419


Biological oxidation-reduction reactions never involve:

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. transfer of e- from one molecule to another.

  2. formation of free e-.

  3. transfer of H+ (or H3O+) from one molecule to another.

  4. formation of free H+ (or H3O+).