The best thing we know about fingerprints is that they are unique. Even They are even more unique than DNA.

We can also say that they are a benefactor for data collection in legal cases. Let’s come now how these unique shapes are formed.

The shapes in our fingerprints create certain patterns.

It starts on one side of the finger and curves around or above it. form a loop While some lean towards the thumb, some lean towards the little finger.

Apart from this, circular and spiral patterns, curved, sloping up and down like mountains There are shapes.

To distinguish people from each other, scientists look at the order, shape, size and number of lines in these fingerprint patterns. Also invisible to the naked eye called “minutiae” They analyze small features.

How do these scars form?

The formation of fingerprints begins in the womb. While little fingers are developing in the womb (usually from the 12th week) Any pressure exerted on them This is what causes these scars.

Any factor that can influence friction in the uterus (density of the amniotic fluid, size of the fetus, position and movement of the fetus) can influence the fingerprint of the fetus. until week 19 The fingerprint pattern formed remains the same as the baby grows.

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