The table shows the percentage composition of four samples of air. Which sample could have been breathed out by a person after vigorous exercise? *
1 point
The table shows the percentage composition of four samples of air. Which sample could have been breathed out by a person after vigorous exercise? *
1 point

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The table shows the percentage composition of four samples of air. Which sample could have been breathed out by a person after vigorous exercise? Samples: Oxygen: Carbondioxide: Water Vapour (a) 16: 0.3: Saturated (b) 16: 4: Saturated (c) 21: 0.03: ... Trace: Answer: (b) This is because rapid aerobic respiration occurs – during vigorous exercise in order to obtain more energy.
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