Extreme Halophilic Archaea Exclusively Utilize Which Kind of Ion Gradient

Question

Extreme halophilic archaea exclusively utilize which kind of ion gradient? A) H⁺ B) Na⁺ C) Ca²⁺ D) K⁺ E) Mg²⁺

Accepted Answer

Extreme halophilic archaea live in highly saline environments and exclusively utilize sodium ions for their ion gradient. Option A, C, D, and E are not correct as they do not include sodium ions.