Anaerobic metabolism can supply energy for:about 30 seconds.up to 9 minutes.up to 30 minutes.up to…

➤ Can anaerobic metabolism supply energy for activities lasting several minutes?
Not sustainably. Anaerobic pathways support intense work for tens of seconds and may contribute in the first minute or two. For activities lasting 7–30 minutes, aerobic metabolism becomes the main energy source. The exact mix depends on intensity, fitness, and training specificity.