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Do twins have the same fingerprints?

Published in Fingerprints 1 min read

No, even identical twins, who share the same DNA sequence, do not have identical fingerprints. While they may have similar fingerprint patterns, the unique ridges and whorls on their fingers are distinct. This is because fingerprint formation is influenced by both genetics and environmental factors in the womb, making each individual's prints unique. The specific positioning and arrangement of these features are determined by factors like the pressure applied by the developing fetus on the uterine wall, the flow of amniotic fluid, and other minute variations.

These factors contribute to the random nature of fingerprint development, leading to even identical twins having unique fingerprints.

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