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

[Q]: The sun delivers power to the chemical factory chloroplasts.
[A]: What delivers power to the chemical factory chloroplasts?


[Q]: The long, threadlike extensions of the nerve cell help transmit nerve impulses.
[A]: Which part of the nerve cell helps transmit nerve impulses?


[Q]: Extreme heat intolerance does a reduced sweating ability affect elderly people.
[A]:
How does a reduced sweating ability affect elderly people?