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Blood is red because it contains red blood cells.

en.wikipedia.org/wiki/Venous_blood

Venous blood is deoxygenated blood which travels from the peripheral vessels, through the ... Human blood is red in color, ranging from bright red when oxygenated to a very dark, almost blackish-red when deoxygenated. It owes its color to ...

en.wikipedia.org/wiki/Blood

Blood is a body fluid in humans and other animals that delivers necessary substances such as .... File:Whats Inside of Blood.webm Play media ..... Hemoglobin is the principal determinant of the color of blood in vertebrates. Each molecule has ...

www.healthline.com/health/is-blood-blue

Feb 2, 2017 ... But that's not an indication of the color of the blood inside your veins. Your blood is actually red. The blue hue of your veins has more to do with ...

scienceline.ucsb.edu/getkey.php?key=2927

It looks blue in the inside and on the outside it is red. Answer 1: That's a good observation. When you see blood outside the body it is usually a dark red.

wonderopolis.org/wonder/if-blood-is-red-why-are-veins-blue

Arteries carry blood away from the heart to other parts of your body. ... The colors we see are the result of which wavelengths of light are reflected back to our ...

www.askabiologist.org.uk/answers/viewtopic.php?id=2043

I recently had a discussion in my biology class on what color blood is.Most of my class, including my biology teacher, were saying that blood is ...

www.ask.com/youtube?q=What+Color+Is+Blood+inside+the+Body%3F&v=18--LFIs-FM
Nov 12, 2013 ... And is everyone's blood always the same color red (spoiler: no)? Do all ... in the 8th grade at my school thinks blood is blue inside the body.

scienceblogs.com/gregladen/2010/09/01/is-blood-ever-blue-science-tea-2

Sep 1, 2010 ... Anyway, the color that I personally think resembles blood in its ... How many cells are there in the human body? ..... If you want to take things even further, one could argue that blood is neither red nor blue inside the body ...

www.quora.com/What-color-is-the-blood-inside-the-body

Normally, the color is some shade of red. The particular shade depends on the amount of oxygen bound to the hemoglobin. In the veins, where ...