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.

[EX Q]: Question: What is an adaptation? Answer: favorable trait
[EX A]: A(n) favorable trait is an adaptation.

[EX Q]: Question: When blood vessels in the head dilate, what kind of severe headache can occur? Answer: migraine
[EX A]: When blood vessels in the head dilate, a migraine, a severe headache, can occur.

[EX Q]: Question: The electron released during beta decay is not an orbital electron but an electron whose origin was where? Answer: in the nucleus
[EX A]:
The electron released during beta decay is not an orbital electron but an electron whose origin was in the nucleus.