Question

What makes up approximately 70% of the human body ?​

Answer 1

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%.

water

Explanation:

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Answer 2

Explanation:

I think water because human body is compared with cucumber as cucumber have 70% water in il

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