context: Myoglobin [1] (Mb or MB code) is a protein that binds iron and oxygen and is found in the muscle tissue of vertebrates in general, and all mammals in particular. [2]; it is related to hemoglobin (the protein binding iron and oxygen in the blood , Specifically in red blood cells). In humans, myoglobin is found only in the bloodstream after a muscle injury. The presence of myoglobin in the blood is abnormal and is a measure in the diagnosis of some medical matters. [3]
question: What is myoglobin?
answers.text: protein that binds iron and oxygen and is found in the muscle tissue of vertebrates in general, and all mammals in particular