In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

[Q]: Question: What is the name of the location in which a stream or river starts? Answer: source
[A]: Source is the name of the location in which a stream or river starts.


[Q]: Question: Formic acid is found in the secretions of? Answer: stinging ants
[A]: Formic acid is found in the secretions of stinging ants.


[Q]: Question: What do we call a peptide hormone composed of nine amino acids that lowers blood pressure? Answer: bradykinin
[A]:
Bradykinin do we call a peptide hormone composed of nine amino acids that lowers blood pressure.