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2019 BGCSE Combined Science Paper-1 Question-27
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Q-50
The graph shows changes in lactic acid concentration in the blood as a result of vigorous exercise. Which statement describes the metabolic process that causes the increase in lactic acid?
aerobic respiration results in complete breakdown of glucose in skeletal muscles
aerobic respiration results in incomplete breakdown of glucose in smooth muscles
anaerobic respiration results in incomplete breakdown of glucose in skeletal muscles
anaerobic respiration results in complete breakdown of glucose in smooth muscles
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