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

[EX Q]: Ovulation takes place in the ovary and is part of the menstrual cycle.
[EX A]: Ovulation takes place in what organ and is part of the menstrual cycle?

[EX Q]: The term elastic potential energy is used to describe potential energy due to an object's shape.
[EX A]: What term is used to describe potential energy due to an object's shape?

[EX Q]: All cells need glucose for energy.
[EX A]:
All cells need what for energy?