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If cindy wanted to increace her endurance by taking supplements or drugs, she would be attempting to increase the

User Clarkie
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2 Answers

3 votes

Answer:A

Step-by-step explanation:

User Ezequiel Bertti
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If Cindy wanted to increase her endurance by taking supplements or drugs, she would be attempting to increase THE UPTAKE OF OXYGEN BY RED BLOOD CELLS
User Ruiz
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