Most cell secretion occurs after an allergen combines with?

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Most cell secretion occurs after an allergen combines with? Answer: IgE antibodies

Most cell secretion after an allergen is encountered occurs after it combines with IgE antibodies that are attached to mast cells. This cross-linking of IgE triggers the mast cells to release preformed mediators from their granules and synthesize other inflammatory chemicals.

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.