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What is the iron-containing portion of the hemoglobin molecule called?
The iron containing part of hemoglobin is the 'heme' molecule.
What part of the hemoglobin molecule is recycled to form bile?
A portion of the heme group
What portion of hemoglobin molecule binds oxygen?
Hemoglobin contains a heme group with an Iron ion attached to it. The iron is what binds to O2.
Where is iron found in a hemoglobin?
Haemoglobin is found in red blood cells in the blood. Its function is to carry oxygen to all parts of the body through oxygenated blood.
What is the medical condition porphyrias?
The porphyrias are disorders in which the body produces too much porphyrin and insufficient heme (an iron-containing nonprotein portion of the hemoglobin molecule).
Element needed to make hemoglobin?
Iron is the essential element needed to make hemoglobin, a protein found in red blood cells that carries oxygen throughout the body. Iron is incorporated into the hemoglobin molecule during its synthesis in the bone marrow.
What happens to the globin portion of the hemoglobin?
Nothing
Do CO2 bind to hemoglobin in the same binding site as O2?
No, carbon dioxide (CO2) binds to a different site on hemoglobin than oxygen (O2). CO2 primarily binds to the amino groups of the protein portion of hemoglobin, forming carbaminohemoglobin. This is an important way that CO2 is transported in the blood.
How many polypeptide chains form the globin portion of the molecule?
4 polypeptide chains, each bound to a heme group to form hemoglobing
What acts as ATPase during the contraction cycle of muscle?
myosin cross-bridges
What makes up the solid portion of the blood?
Cells make up the solid portion which is 45% of the blood. red blood cells, hemoglobin, whiteblood cells, and platelets.
What does the medical terminology combining form -globin mean?
The medical terminology combining form -globin refers to a protein component found in hemoglobin. It is specifically related to the protein portion of hemoglobin molecules.
