Blood is red because it contains red blood cells.
Red blood cells (RBCs), also called erythrocytes, are the most common type of
blood cell and .... Band 3 – Anion transporter, also an important structural
component of the red blood cell cell ...
Mar 19, 2010 ... After your blood is pumped to your lungs by your heart, it's bright red ... inability to
penetrate as deeply as red light makes the veins appear blue.
Another way of explaining why humans have red blood is that the color is due to
hemoglobin, which is the protein associated with iron that makes blood...
Iron Makes Our blood red. In our red blood cells, we have a protein called
haemoglobin. Each haemoglobin protein contains 4 iron atoms that bind to
Human blood is red, ranging from bright red when oxygenated to dark red when
not. It owes its ... This dark red blood also contains metabolic wastes that makes it
look darker where red blood is “clean” blood. 2.2k Views · Answer requested by.
Blood is red because it is made up of cells that are red, which are called red
blood cells. But, to understand why these cells are red you have to study them on
Blood is actually red all the time, but different colors of red. When you see blood
outside the body it is usually a dark red. This blood is from the veins. Sometimes
Oct 16, 2012 ... Blood is always red, and veins look blue because the skin filters light
wavelengths differently. ... What makes it back to your eye is the blue light.
Oxygen-rich blood is bright red as it leaves the heart. When it returns in veins ...
through human tissue. This also contributes to veins appearing blue despite the
dark red blood within them. ...... What Makes a Food Super? #1832. Are There ...