input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Potential generated due to movement of freely diffusible ions across a semi-permeable membrane is calculated using:   (A) Nemst equation   (B) Gibbs equation   (C) Goldman-Hodgkin-Katz equation   (D) Fick principle
output: ['(A) Nemst equation <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Nemst equation  (B) Gibbs equation  (C) Goldman-Hodgkin-Katz equation  (D) Fick principle <> possible answers', '  Potential generated due to movement of freely diffusible ions across a semi-permeable membrane is calculated using: <> context']