“Every human has a unique tongue print,” e.g. Crossword Clue

 The answer to the crossword clue "“Every human has a unique tongue print,” e.g." is FACT. This is because the tongue print is created by the unique ridges and valleys on the surface of the tongue. These ridges and valleys are formed by the tongue's muscle fibers and are constantly changing, so no two tongue prints are exactly alike.

The tongue print can be used for identification purposes, such as in forensics. It is also being explored as a potential biometric identifier, such as for smartphones or other devices.

Here are some other possible answers for the crossword clue "“Every human has a unique tongue print,” e.g.":

True

Accurate

Verifiable

Reliable

Certain

I hope this helps!