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: Metabolic enzymes catalyze catabolic reactions that break down what? Answer: carbohydrates
[EX A]: Metabolic enzymes catalyze catabolic reactions that break down carbohydrates.

[EX Q]: Question: Which weather event usually includes heavy precipitation, strong winds, and surface air temperatures below 0C? Answer: blizzard
[EX A]: A blizzard usually includes heavy precipitation, strong winds, and surface air temperatures below 0c.

[EX Q]: Question: What is formed when amino acids are linked together in a long chain? Answer: protein
[EX A]:
A(n) protein is formed when amino acids are linked together in a long chain.