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: What occurs before the endometrium thickens in estrous cycles? Answer: ovulation

Ex Output:
Ovulation occurs before the endometrium thickens in estrous cycles.


Ex Input:
Question: What does the cell cycle do? Answer: divide and reproduce cells

Ex Output:
Divide and reproduce cells does the cell cycle do.


Ex Input:
Question: What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit? Answer: mesosphere

Ex Output:

Mesosphere atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit.