instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Lying with their mouths open, a behavior called gaping, probably serves the function of cooling down for crocodiles.
answer:
Lying with their mouths open, a behavior called gaping, probably serves what function for crocodiles?


question:
Optics explains the behavior of visible light and electromagnetic waves.
answer:
What type of physics explains the behavior of visible light and electromagnetic waves?


question:
Circulating the air prevents ethylene from accumulating, and carbon dioxide inhibits synthesis of new ethylene.
answer:

Circulating the air prevents ethylene from accumulating, and carbon dioxide inhibits synthesis of new what?