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Author Question: Photoautotrophs use A) light as an energy source and CO2 as a carbon source. B) (Read 831 times)

penguins

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on: Jul 18, 2013
Photoautotrophs use
A) light as an energy source and CO2 as a carbon source.
B) light as an energy source and methane as a carbon source.
C) N2 as an energy source and CO2 as a carbon source.
D) CO2 as both an energy source and a carbon source.
E) H2S as an energy source and CO2 as a carbon source.


Melanie

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Reply #1 on: Jul 18, 2013
Surely the answer is A. Bye!


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penguins

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Reply #2 on: Aug 16, 2013
Thank you so much.


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