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Home Q & A Board Biology-Related Homework Help General Biology
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tyressjones tyressjones
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7 years ago
The earliest photosynthetic organisms obtained hydrogen from
A) water.
B) methane.
C) chlorophyll.
D) hydrogen sulfide.
E) hydrogen bromide.
Textbook 
Biology: Life on Earth

Biology: Life on Earth


Edition: 10th
Authors:
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CellarCellar
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