Saturday, October 31, 2015

June 13 2013


Germany
SEM X1000 view of Oxygen transporting to the Red blood Cells (Erythrocytes) in a Blood Vessel with a Biconcave Shape
(© Michael Webb/Visuals Unlimited, Inc.)

United Kingdom
(© Frame Focus Capture/Getty Images)

China
(@Hongyi Jiang/Photo contest of Qyer)

Australia,Canada,Japan
(© Richard Fairless/Getty Images)

France

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