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 Input:
What are the main organs for breathing in a mammal?

Ex Output:
gills

Ex Input:
Every human cell has the same what, and each cell has thousands of them?

Ex Output:
chromosomes

Ex Input:
Earthworms are important deposit feeders that help form and enrich what material?

Ex Output:
wood