Iron actually helps oxygen molecules attach to red blood cells, so they can be transported through the body.
dependent protein
Hemoglobin
Hemoglobin carries the oxygen on the RBC's
The red blood cells carry the oxygen in blood.
Blood id the tissue that carries oxygen to cells in body . Blood is a liquid connective tissue . It possess RBC which contain hemoglobin . Hemoglobin binds with oxygen and transports it .
The hemoglobin which exists inside our RBCs (Red Blood Cells) carries the oxygen from lungs throughout our entire body.
hemoglobin
hemogloblin
HAEMOGLOBIN
Carries oxygen through blood.
There is a protein in red blood cells called hemoglobin. This is the substance that carries oxygen throughout the bloodstream.
The red blood cells don't loose hemoglobin. Hemoglobin is the protein the oxygen binds to. So I think a better question is " What is the colour of RBC's without oxygen?" And the answer in a dark red.
Hemoglobin.