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Q19: Amphibians,birds,and mammals look the most similar as
Q33: Nitrogen-fixing bacteria convert N<sub>2</sub> into<br>A)nitrates.<br>B)ammonium ions.<br>C)nitrites.<br>D)carbon dioxide.<br>E)methanE.
Q34: Which of the following were the first
Q37: Endophyte translates to "inside plant" and refers
Q40: The Boundary Waters Canoe Area (BWCA)is an
Q46: Carbon returns to the atmosphere<br>A)as carbon dioxide.<br>B)from
Q60: The number of similar anatomical parts called
Q67: Biologists divide mechanisms of reproductive isolation into<br>A)sexual
Q92: The only living member of the genus
Q124: The first life on Earth was<br>A)prokaryotic.<br>B)eukaryotic.<br>C)prokaryotic and