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k_deshotels k_deshotels
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6 years ago
Endurance activities, such as distance running, rely primarily on _________ muscles using _________ metabolism.
 
  a. fast-twitch; aerobic
 b. fast-twitch; anaerobic
 c. slow-twitch; aerobic
 d. slow-twitch; anaerobic
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tommy7234324tommy7234324
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k_deshotels Author
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this is exactly what I needed
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Thanks for your help!!
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