Lactic acid makes your muscles hurt.____
During the process of “burning” ATP, your muscles need to eliminate heat.
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Years of()labor had hardened his muscles.
Lactic acid makes your muscles hurt.
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During the process of “burning” ATP, your muscles need to eliminate heat.
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Your muscles are working to move a weight when you are weightlifting.
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Your muscles are working to move a weight when you are weightlifting.
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