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

[Q]: Lying with their mouths open, a behavior called gaping, probably serves the function of cooling down for crocodiles.
[A]: Lying with their mouths open, a behavior called gaping, probably serves what function for crocodiles?


[Q]: The second step in eukaryotic cell division is division of nucleus part of the cell.
[A]: The second step in eukaryotic cell division is division of which part of the cell?


[Q]: When electrons are shared equally, it is called nonpolar bonds.
[A]:
What is it called when electrons are shared equally?