Question

Myoglobin is present in 1) smooth m uscle fibres only 2) white muscle fibres only 3) red muscle fibres only 4) both white and red muscle fibres

Answer 1

Answer:

Myoglobin (symbol Mb or MB) is an iron- and oxygen-binding protein found in the skeletal muscle tissue of vertebrates in general and in almost all mammals. Myoglobin is distantly related to hemoglobin, oxygen-binding protein in red blood cells. In humans, myoglobin is only found in the bloodstream after muscle injury.

Answer 2

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Myoglobin is present in

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Option 3 Is Correct

↪Red muscle Fibres only

$\huge\mathscr\pink{More To Know }$

▫Myoglobin is found in red fibres.

▫Myoglobin contains a heme (prosthetic) group which is responsible for its main function (carrying of oxygen molecules to muscle tissues).

▫Myoglobin can exist in the oxygen free form, deoxymyoglobin, or in a form in which the oxygen molecule is bound, called oxymyoglobin.