1.

The human body has about 70%of water by blood​

Answer»

Up to 60% of the HUMAN adult body is WATER. According to H.H. Mitchell, Journal of BIOLOGICAL CHEMISTRY 158, the brain and HEART are composed of 73% water, and the lungs are about 83% water. The skin contains 64% water, muscles and kidneys are 79%, and even the bones are watery: 31%.



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