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Red blood cell

en.wikipedia.org/wiki/Red_blood_cell

Red blood cells (RBCs), also called erythrocytes, are the most common type of blood cell and .... shear stress in constricted vessels, they release ATP, which causes the vessel walls to relax and di...

If Blood Is Red, Why Do Veins Look Blue? | Mental Floss

mentalfloss.com/article/24249/if-blood-red-why-do-veins-look-blue

Mar 19, 2010 ... After your blood is pumped to your lungs by your heart, it's bright red ... But the blue light's inability to penetrate as deeply as red light makes the ...

Iron Makes Our blood red - Making the Chemical Connection at the ...

www.chemicalconnection.org.uk/chemistry/topics/view.php?topic=2&headingno=5

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 oxygen.

Why is blood red in colour? - Quora

www.quora.com/Why-is-blood-red-in-colour

Blood is red because it is made up of cells that are red, which are called red blood cells. But, to ... Blood in carbon monoxide poisoning is bright red, because carbon monoxide causes the formation of carboxyhemoglobin. In cyanidepoisoning ...

What makes blood red? | Reference.com

www.reference.com/science/blood-red-296fb8cb15832643

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...

Why is blood red? | How It Works Magazine

www.howitworksdaily.com/why-is-blood-red/

Mar 5, 2013 ... Blood is red because it contains iron, bound up in a ring-like chemical structure called porphyrin within haemoglobin – the protein responsible ...

www.ask.com/youtube?q=What Makes Blood Red?&v=MHhHJq9C8MI
Feb 14, 2015 ... What is Blood? ... Blood is made of red blood cells. ... The red color of his pigmint is called haemoglobin. haemoglobin contains ions and helps ...

If Blood Is Red, Why Are Veins Blue? - Live Science

www.livescience.com/32212-if-blood-is-red-why-are-veins-blue.html

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.

why is our blood red? | Yahoo Answers

answers.yahoo.com/question/index?qid=20080825051238AAXlg3M

Aug 25, 2008 ... Best Answer: Hemoglobin content of the red blood cells make the blood pigmented as red. Hemoglobin is made up of iron which causes the ...

De-oxygenated Blood Turns Dark Red, Not Blue - Today I Found Out

www.todayifoundout.com/index.php/2010/09/de-oxygenated-blood-turns-dark-red-not-blue/

Sep 3, 2010 ... De-oxygenated Blood Turns Dark Red, Not Blue ... Of course, when you get blood drawn from your veins that isn't exposed to air, we see that it is dark red, but let's not let such .... What Causes “Eye Floaters” · Senses Humans ...

Answer
Blood is red because it contains red blood cells.
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Why Is Blood Red? - Science Questions, from the Naked Scientists

www.thenakedscientists.com

Oct 1, 2006 ... The reason blood is red is because it's got iron in it. If you look down a microscope at blood, what you'll see are thousands of tiny little red cells ...

Why is blood red? - UCSB Science Line - University of California ...

scienceline.ucsb.edu

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 a ...

What makes blood bright red? - Quora

www.quora.com

Hemoglobin.