Living things rely on a constant input of energy in order to sustain life. What is the ultimate source of energy for living things on Earth?

0 votes
    lightning
    the Sun
    volcanoes
    green plants
asked May 30, 2013 in Biology by anonymous
    

1 Answer

0 votes
the Sun
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)



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