What are the three essential chemical elements in the biosphere?

Question

frostbite · Answer

I would say Carbon, Hydrogen and Oxygen.

anonymous · Answer

The question is a bit unclear, however the four most abundant elements are carbon (C), hydrogen (H), oxygen (O), and nitrogen (N).

anonymous · Answer

thanks guys(:

anonymous · Answer

np :)

frostbite · Answer

In general it is a very strange question... fx some phosphorus would also be good so there can be made inorganic phosphate and thereby ADP and ATP.

anonymous · Answer

oh yeah tht too :s lol

frostbite · Answer

then there is all the metals that work as cofactors and so on.

frostbite · Answer

But i think Carbon, Hydrogen and Oxygen is the one they want you to answer becuase it is the whole fondament for our macromolecules. Yea we need some nitrogen in proteins DNA and such but else you can make lipids and carbohydrates with just hydrogen oxygen and carbon.

anonymous · Answer

right tht too :s idk ;p lol