Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Input: Consider Input: All enzymes have an optimal temperature and ph.

Output: All enzymes have an optimal temperature and what?


Input: Consider Input: Thermoregulation is the process when animals maintain an internal temperature.

Output: What is the process when animals maintain an internal temperature?


Input: Consider Input: The climate of a small area is called a(n) microclimate.
Output: What is the climate of a small area called?