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: How does a neon light produce visible light? Answer: electroluminescence
[EX A]: Electroluminescence does a neon light produce visible light.

[EX Q]: Question: What type of acid is often used as a preservative for acidic foods such as fruit juices? Answer: benzoic acid
[EX A]: Benzoic acid type of acid is often used as a preservative for acidic foods such as fruit juices.

[EX Q]: Question: In the lungs, bicarbonate is transported back into the red blood cells in exchange for what? Answer: chloride
[EX A]:
In the lungs, bicarbonate is transported back into the red blood cells in exchange for chloride.