Which of the following oxidize H₂S to SO₄⁻², the form of sulfur animals use for their metabolism?
A) Beggiatoa
B) Desulfovibrio
C) purple sulfur bacteria
D) both Beggiatoa and purple sulfur bacteria
E) both Beggiatoa and Desulfovibrio

Question

Quizplus · Accepted Answer

Beggiatoa and purple sulfur bacteria are known to oxidize H₂S to SO₄²⁻, which is the form of sulfur used in animal metabolism. Desulfovibrio, on the other hand, is known for reducing sulfates to sulfides, not oxidizing H₂S.

Which of the Following Oxidize H₂S to SO₄⁻², the Form