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.

[Q]: Why is the root cap continuously replaced in plants?
[A]: due to growth

[Q]: The types of white blood cells that arrive at an inflamed site depend on the nature of what?
[A]: genes

[Q]: In what energy industry process are fluids pumped through a borehole, creating fractures in the rock that contains the natural gas?
[A]:
grinding