Given a scientific question, generate an incorrect answer to the given question. The incorrect answer should be a plausible alternative to the correct answer. The answer should be some other item belonging to the same category as the correct answer but should be incorrect.

[EX Q]: The first line of defense includes mechanical, chemical, and which other barrier?
[EX A]: independent

[EX Q]: What vessels supply blood to the myocardium and other components of the heart?
[EX A]: specialized arteries

[EX Q]: The core of a nuclear reactor generates a large amount of what type of energy from the decay of fission products, even when the power-producing fission chain reaction is turned off?
[EX A]:
evaporation