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.

Example Input: Question: What are intervertebral discs made of? Answer: fibrocartilage
Example Output: Intervertebral discs are made of fibrocartilage.

Example Input: Question: Growth factors and certain plant and animal hormones serve as molecular messengers that initiate pathways of what? Answer: cell division
Example Output: Growth factors and certain plant and animal hormones serve as molecular messengers that initiate pathways of cell division.

Example Input: Question: Which scale measures acids and bases and has 7 as a neutral value? Answer: ph
Example Output:
The ph scale measures acids and bases and has 7 as a neutral value.