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Home Q & A Board Biology-Related Homework Help Biochemistry
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alpsi alpsi
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7 years ago
The four most abundant chemical elements in living systems are:
A) hydrogen, oxygen, sulfur and phosphorus.
B) hydrogen, carbon, nitrogen and oxygen.
C) sodium, potassium, carbon and oxygen.
D) sodium, potassium, nitrogen and sulfur.
E) carbon, nitrogen, oxygen and potassium.
Textbook 
Biochemistry: Concepts and Connections

Biochemistry: Concepts and Connections


Edition: 1st
Authors:
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BurgaskOBurgaskO
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7 years ago
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alpsi Author
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7 years ago
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jcarter
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Thanks
branbran2k16
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