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RE: AROUND THE WORLD : Did You Know a Red Blood Cell can Circumnavigate Your Body in Under 20 Seconds. — Steemit
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The Blood. Blood Facts The average adult has about 5 liters of blood. There are about one billion red blood cells in two to three drops of blood. For. - ppt download
Biomedical Times - Slightly unknown fact: When blood cells meet and fall in love, it is all in vein. 😛 #blood #biology #anatomyandphysiology #biomedical #science | Facebook
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