GK Test: How Many Red Blood Cells Does The Bone Marrow Produce Every Second?

Learn more about your body by solving general knowledge riddles like this.


How many red blood cells does the bone marrow produce every second?

A. 2 million
B. 5 million
C. 7 million
D. 10 million

So were you able to solve the riddle? Leave your answers in the comment section below.


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