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.
Example: What are arteries, veins, and capillaries examples of?
Example solution: tissue
Example explanation: Blood vessels include arteries, veins, and capillaries. Tissue is a combination of cells.

Problem: What forms when cells start to grow out of control?

Solution: fat