heshott91 heshott91

27-01-2017
Health

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When you assess your cardiorespiratory endurance, you’re actually measuring how efficiently your system is using A. glucose. B. oxygen. C. blood. D. muscle.

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xxxCaitlynxxx xxxCaitlynxxx

27-01-2017

The correct answer is B! :)

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maroon2 maroon2

28-01-2017

Endurance is how fast not how strong so the answer would be oxygen!

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