Iron is a component of the protein _____, which transports oxygen in the bloodstream.

Question

Quizplus · Accepted Answer

Hemoglobin is the protein that transports oxygen in the bloodstream and contains iron as a component. Choice A, myoglobin, also contains iron and is involved in oxygen transport but is found in muscles, not the bloodstream. Choice B, transferrin, is a protein that transports iron in the bloodstream but is not involved in oxygen transport. Choice C, hemosiderin, is an iron-containing storage protein that is not involved in oxygen transport.

Iron Is a Component of the Protein _____, Which Transports