Skip to content

Practice question

Question

Which junction permits rapid diffusion of small molecules? (June 2018)

Options

Choose one · Correct answer highlighted

Explanation

Gap junctions, is consistent with established principles of cell signaling, receptor pharmacology and cellular regulation. Experimental measurements of binding parameters, genetic loss-of-function studies and pharmacological interventions all converge on the same interpretation. Related options address neighboring concepts but do not satisfy the precise criterion stated in the question.