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.
--------
Question: In vertebrates, a system of what structures attached to the endoskeleton enables movement?

Answer: nerves

Question: Dense connective tissue contains more collagen fibers than does loose connective tissue. as a consequence, it displays greater resistance to what?

Answer: freezing

Question: The structure of the boeing 787 has been described as essentially one giant macromolecule, where everything is fastened through cross-linked chemical bonds reinforced with this?

Answer:
nitrogen fiber