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 Input:
Question: Which kind of muscle regulates air flow in lungs? Answer: smooth

Ex Output:
Smooth muscle regulates air flow in lungs.

Ex Input:
Question: Enzymes speed up the rate of a specific chemical reaction and is therefore known as what? Answer: biochemical catalysts

Ex Output:
Enzymes speed up the rate of a specific chemical reaction and are therefore known as biochemical catalysts.

Ex Input:
Question: What are the two basic parts that all flowering plants have in common? Answer: blade and petiole

Ex Output:
Blade and petiole are the two basic parts that all flowering plants have in common.