 
<translate> Don amsa tambayar da ke sama, jumlar da ta dace ita ce: Aerobic metabolism ya kai sau 15 mafi inganci fiye da metabolism na anaerobic (wanda ke samar da kwayoyin 2 ATP ta 1 kwayar glucose). Amsar ita ce: 2. <eng> To answer the above question, the relevant sentence is: Aerobic metabolism is up to 15 times more efficient than anaerobic metabolism (which yields 2 molecules ATP per 1 molecule glucose).
The answer: 2. 