Question 3

(Multiple Choice)

Using the table below, what is the best method for obtaining energy from catabolizing ethanol, and why? A.
Using the table below, what is the best method for obtaining energy from catabolizing ethanol, and why? A.    A) the catabolism of ethanol without an oxidant, because the  <span class=Δ\Delta G is almost positive B) the oxidation of ethanol with NO3\mathrm { NO } _ { 3 } ^ { - } as the oxidant is because of the large yield of energy released C) the oxidation of ethanol with oxygen, because the Δ\Delta G is the largest negative number indicating the large yield of energy released. D) The oxidation of ethanol yields too little biomass to be catabolized. E) None-ethanol can only be catabolized syntrophically." class="answers-bank-image d-inline" loading="lazy" >


A) the catabolism of ethanol without an oxidant, because the Δ\Delta G is almost positive
B) the oxidation of ethanol with NO3\mathrm { NO } _ { 3 } ^ { - } as the oxidant is because of the large yield of energy released
C) the oxidation of ethanol with oxygen, because the Δ\Delta G is the largest negative number indicating the large yield of energy released.
D) The oxidation of ethanol yields too little biomass to be catabolized.
E) None-ethanol can only be catabolized syntrophically.

Answer

D