Being able to do high intensity cardio for more than 45 minutes
Energy in the form of ATP is needed for both processes. Once there is ATP, the cell will undergo anaerobic or aerobic respiration depending on the availability of oxygen.
NOTE*
Aerobic: requires oxygen
Anaerobic: does not require oxygen
A biotic factor is a living thing that has an impact on another population of living things or on the environment. Abiotic factors do the same thing, but they are non-living. Together, biotic and abiotic factors make up an ecosystem. To survive, biotic factors need abiotic factors.
I'm pretty sure this is external respiration