Multiple choice Which of the following sentences is/are true about Inositol triphosphate? It can rapidly diffuse through cytoplasm Induces rapid release of calcium ions from the intracellular stores It activates protein kinase C Involved in the production of arachidonic acid Both 1 & 2 Reveal answer Fill a bubble to check yourself E Correct answer Explanation Both options 1 & 2 are true about inositol triphosphate.