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: Where are protons and neutrons located? Answer: central nucleus
[EX A]: Protons and neutrons are located in the central nucleus.

[EX Q]: Question: What is the term for daily cycles of behavior, like the sleep-wake cycle? Answer: circadian rhythms
[EX A]: Circadian rhythms is the term for daily cycles of behavior, like the sleep-wake cycle.

[EX Q]: Question: Does blood flow increase or decrease when blood vessels constrict? Answer: decrease
[EX A]:
Blood flow decrease when blood vessels constrict.