October 6, 2015

Homework Help: Advanced Biology

Posted by Jennifer on Sunday, January 3, 2010 at 9:49am.

Certain_________ block prokaryotic ribosomes, but not those of eukaryotes.

Certain proteobacteria________ nitrogen.

The earliest life form may have been a_________ that obtained energy from inorganic compounds.

The answers to these fills in a crossword puzzle.

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