A tentative explanation of a phenomenon that can be tested I believe is a scientific experiment.
Answer:
A)glucose is broken down into two pyruvate molecules
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Cardiac muscle is involuntary and found only in the heart. Skeletal muscle is striated in regular, parallel bundles of sarcomeres. Cardiac muscle is striated, but the bundles are connected at branching, irregular angles called intercalated discs. Skeletal muscle tissue is about 15% denser than fat tissue
