Based on what is known about the involvement of calcium ions in exocytosis,what should happen if Ca²⁺ ions are injected into a cell? A)Secretion stops. B)Wholesale exocytosis of secretory product occurs. C)Wholesale endocytosis of secretory product occurs D)Wholesale exocytosis of nuclear contents occurs. E)Endocytosis rates are accelerated.

Question

Quizplus · Accepted Answer

Calcium ions are essential for triggering exocytosis, which is the process of releasing secretory products from the cell. The injection of Ca2+ ions should result in wholesale exocytosis of secretory product, as there will be an increased concentration of calcium ions available to trigger the release of vesicles containing the secretory product.

Based on What Is Known About the Involvement of Calcium