Why do white muscles fiber get fatigued soon

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Solution

White muscle fibres appeared white due to less amount of myoglobin. These are muscle fibres are thick and show fast contraction and is dependent on anaerobic metabolism for energy. White muscle fibres get fatigued soon because of less number of mitochondria and therefore it performs fast and strenuous work for short duration of time.

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Name the muscle which gets fatigued soon.

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