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

[EX Q]: Pheromones enable communication, which is vital for organisms like ants that live in a large community.
[EX A]: Pheromones enable what, which is vital for organisms like ants that live in a large community?

[EX Q]: The thalamus helps to regulate consciousness, arousal, and sleep states.
[EX A]: What helps to regulate consciousness, arousal, and sleep states?

[EX Q]: Carpal, metacarpal and phalanx bones comprise the hand.
[EX A]:
Carpal, metacarpal and phalanx bones comprise what part of the body?