Oxygen can be stored in

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(A) Red muscle fibres contain a high concentration of myoglobin,which is an iron-containing pigment protein.Myoglobin has a high affinity for oxygen a

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Red muscle fibres

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(A) Red muscle fibres contain a high concentration of myoglobin,which is an iron-containing pigment protein.Myoglobin has a high affinity for oxygen and acts as an oxygen storage molecule.It combines with oxygen to form oxymyoglobin,which facilitates the supply of oxygen to the mitochondria during sustained muscle contraction.White muscle fibres have a very low content of myoglobin and are adapted for short bursts of anaerobic activity.

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