Given a scientific question, generate a correct answer to it.

[EX Q]: What do communication satellites carry and use to provide energy during their missions?
[EX A]: solar panels

[EX Q]: What often relies on cooperation between the motor and autonomic nervous systems?
[EX A]: homeostasis

[EX Q]: What do we call an interruption in the normal conduction pathway of the heart?
[EX A]:
heart block