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Reef Chemistry Question of the Day #82
Which of the following is the heaviest element known to be used (in a positive way) in any living organism? Which is the heaviest used in organisms larger than bacteria?
A. Iron
B. Mercury
C. Tungsten
D. Iodine
E. Zinc
F. Bismuth
Good luck!
.
Which of the following is the heaviest element known to be used (in a positive way) in any living organism? Which is the heaviest used in organisms larger than bacteria?
A. Iron
B. Mercury
C. Tungsten
D. Iodine
E. Zinc
F. Bismuth
Good luck!
.