system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How does the skin grow back with the same fingerprints?
gpt
If you only damage the top layer of the skin, the epidermis, the underlying dermis contains the information to regrow the fingerprints in the same way. If you damage the dermis, you can cause scarring that prevents the fingerprint from growing back in the same way.