Which of the following substances react within muscle cells to provide energy for contraction ? a glucose and lactic acid c. oxy
gen and glucose b. oxygen and calcium d. calcium and phosphorus
2 answers:
Answer:
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Explanation:
Is goes it too yeays
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From experience with my best friend, I´d say C.
Answer:
upset stomach (D)
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Answer:
You didn't give options, but I would say either rat guts, animal fecal matter, or bugs.
Explanation:
Endurance is the answer i think you're looking for.
The answer is 2%
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