Which of the Following Organisms Is Using Sulfur as a Source

question 37

Multiple Choice

Which of the following organisms is using sulfur as a source of energy?

• A) Photosynthetic bacteria: H₂S -S⁰
• B) Desulfovibrio: SO₄^2- -H₂S
• C) Thiobacillus: H₂S -S⁰
• D) Redwood tree: SO₄^2- -Amino acids
• E) Proteus: Amino acids -H₂S

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