Answer:
He's showing emotional numbness as a protective mechanism
Explanation:
Emotional numbness is a mental and emotional process where the person shuts his emotions, <em>is a protective defense an individual uses when is overwhelmed or feeling helpless, </em>is usually temporary and it provides relief but on the long run it can be dangerous.
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An actual fingerprint is a mark left by the friction ridges of the palmar skin of a human (or primate). This is a very important research tool for forensic science.
A DNA fingerprint is a technic that helps identify individuals based on their DNA profiles. Although most of the human DNA sequences are common in most of the humans, there are several that can vary substantially from individual to individual - called variable number tandem repeats. As they vary so much from individual to individual, by comparison of the testing DNA with the DNA of any individual, it is easy to relate whether both sequences are correspondent to each other.
I don’t think it spread diseases, but I think it can cause disease