Your Blood Contains a Small Amount of Gold

Science Your Blood Contains a Small Amount of Gold Believe it or not, blood is actually a connective tissue suspended in a liquid plasma matrix. Did you know that blood accounts for about 8 percent of your body weight? Blood is stranger and more interesting than you know. READ NOW Advertisement READ THESE What's So Special About Red Blood Cells? The Useful Viruses That Eat Bacteria How the Five Senses Work in Your Brain You are receiving this newsletter because you subscribed to the Today I Learned newsletter. If you wish to unsubscribe, please click here An About.com Brand 1500 Broadway, 6th Floor, New York, NY, 10036 © 2017 About.com - All rights reserved. Privacy Policy.