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

[EX Q]: Compounds containing an atom of nitrogen element, bonded in a hydrocarbon framework, are classified as amines.
[EX A]: Compounds containing an atom of what element, bonded in a hydrocarbon framework, are classified as amines?

[EX Q]: The cells in the follicle undergo physical changes and produce a structure called a corpus luteum.
[EX A]: The cells in the follicle undergo physical changes and produce a structure called a what?

[EX Q]: The reverse process of moving material into a cell is the process of exocytosis.
[EX A]:
The reverse process of moving material into a cell is the process of what?