A. 65%
B. 18%
C. 10%
D. 3%
The correct answer to the question: "Oxygen accounts for ____ % of totals human body mass?" is "65%".
A. 65%
B. 18%
C. 10%
D. 3%
The correct answer to the question: "Oxygen accounts for ____ % of totals human body mass?" is "65%".
