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 input: What are arteries, veins, and capillaries examples of?
Example output: tissue
Example explanation: Blood vessels include arteries, veins, and capillaries. Tissue is a combination of cells.
Q: What are the newest, outer layers of secondary xylem called?
A:
bark
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 input: What are arteries, veins, and capillaries examples of?
Example output: tissue
Example explanation: Blood vessels include arteries, veins, and capillaries. Tissue is a combination of cells.
Q: What are the newest, outer layers of secondary xylem called?
A:
user
bark
assistant
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 input: What are arteries, veins, and capillaries examples of?
Example output: tissue
Example explanation: Blood vessels include arteries, veins, and capillaries. Tissue is a combination of cells.
Q: What are the newest, outer layers of secondary xylem called?
A:
bark