The first bacteria probably used______ instead of water as a source of hydrogen. A) HCl B) OH^-¹ C) H₂SO₄ D) H₂S E) Fe₃O₄^.OH

Name: The first bacteria probably used______ instead of water as a source of hydrogen. A) HCl B) OH - 1 C) H 2 SO 4 D) H 2 S E) Fe 3 O 4 . OH
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Quizplus · Accepted Answer

The correct choice is D) H2S (hydrogen sulfide). Early bacteria likely used hydrogen sulfide as a source of hydrogen due to its abundance in early Earth's environments, before the widespread availability of oxygen and water.

The First Bacteria Probably Used______ Instead of Water as a Source