The process of membrane fusion and subsequent content discharge is called ______ and is usually triggered by a release of ______. A)exocytosis,K⁺ ions B)exocytosis,Ca²⁺ ions C)endocytosis,Ca²⁺ ions D)endocytosis,K⁺ ions E)secretion,K⁺ ions

Question

Quizplus · Accepted Answer

The process described in the question is exocytosis, which is the release of cellular material outside the cell through fusion of a vesicle with the plasma membrane. This process is typically triggered by a release of Ca2+ ions. Therefore, the best choice is B, which includes both exocytosis and Ca2+ ions.

The Process of Membrane Fusion and Subsequent Content Discharge Is