The hemoglobin that makes up each RBC. Iron is crucial to the formation of hemoglobin, and I believe is what the oxygen sticks to.
The red blood cells carry the oxygen in blood.
yes it mixes with haemoglobin in red blood cells which makes them less able to carry oxygen.
Oxygen is transported with the help of Red blood cells as the red blood cells contain haemoglobin to can carry oxygen from one place to another.
Iron.
red blood cells or erythrocytes
Red blood cells carry oxygen to all the cells of the body.
Red blood cells carry primarily oxygen
It is the haemoglobin in the cells which allow them to carry oxygen and its also the reason they are red as haemoglobin is red.
The hemoglobin in the red blood cell allows it to carry oxygen.
red blood cells carry oxygen from the lungs through the pulmonary artery to the heart and then to the rest of the body.
red blood cels are the oxygenated cells..[ie carry oxygen]
Your red blood cells carry oxygen.
The oxygen-rich hemoglobin.The pigment that makes blood red is known as haemoglobin. it helps blood to carry oxygen.
oxygen is the answer
Red blood cells contain hemoglobin. These cells are also known as erythrocytes.
Hemoglobin! It'S a protein found in red blood cells that allows blood to carry oxygen.
The red blood cells carry the oxygen in blood.