meat
Iron
iron
iron is needed to make haemoglobiniron is needed to make haemoglobin
The Answer Is Circulatory System That Makes Blood Cells RED ! it is the heme part of the haemoglobin that gives blood cells their bright red colour.
its involved in haemoglobin so it indirectly allows the transfer of oxegen around the body.
Haemoglobin
Haemoglobin is the chemical in your body that makes your blood red.
Haemoglobin
The protein hemoglobin, found in the red blood cells, is what makes blood red.
the same mineral that makes steel.
haemoglobin is a pigment that makes the blood looks red.