The four essential elements for life are
a.
carbon, hydrogen, oxygen and nitrogen...
Biology, 26.09.2019 22:30, kpopqueen0
The four essential elements for life are
a.
carbon, hydrogen, oxygen and nitrogen
b.
carbon, hydrogen, oxygen and sulfur
c.
carbon, nitrogen, oxygen and sulfur
d.
iron, nitrogen, oxygen and magnesium
Answers: 2
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