Definition: In this task you will be given a passage and a yes/no question based on the passage. You should answer the question using the information from the passage.
Input: passage: A unique, stimulus-specific set of mast cell mediators is released through degranulation following the activation of cell surface receptors on mast cells. Examples of mediators that are released into the extracellular environment during mast cell degranulation include:
 question: is a cell surface receptor on the mast cell?

Yes