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 system consists of neurons that carry signals to skeletal muscles? Answer: motor system
[EX A]: The motor system consists of neurons that carry signals to skeletal muscles.

[EX Q]: Question: Where does the stratosphere get most of its heat? Answer: sun
[EX A]: Sun does the stratosphere get most of its heat.

[EX Q]: Question: An ether is an organic compound in which two hydrocarbon groups are bonded to the same atom of what? Answer: oxygen
[EX A]:
An ether is an organic compound in which two hydrocarbon groups are bonded to the same  oxygen atom.