The organic complexity and organization characteristic of living organisms depends on the periodic capture of raw materials and energy. Ultimately, the source of these materials and energy is __________.

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metabolism

the sun

other life-forms

photosynthesis

 

asked Jun 27, 2013 in Biology by anonymous
    

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Best answer

 

the sun

 

answered Jun 27, 2013 by Bioshare ~Top Expert~ (34,070 points)



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