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Unit

Nonfiction

Fingerprints

Humans have fingerprints on their fingers. Every finger has its

own unique pattern. No two people in the world have the exact
fingerprint ૑ޙ
same set of lines of fingerprints. Not even identical twins have own Ҋਬೠ
unique ةౠೠ
the same fingerprints. Your fingerprints stay the same from
pattern ޖס ݽন
the time you’re born until death. So fingerprints can be used as exact ੿ഛೠ
set ࣁ౟
evidence to catch criminals. identical twins

ੌۆࢿ हو੉
evidence ૐѢ
Humans are not the only ones with fingerprints. Gorillas,
criminal ߧੋ
chimpanzees, and koala bears have their own prints. They are chimpanzee
ஜಃ૑
pretty similar to human fingerprints. print ޖס ૑ޙ

pretty Ԩ ݒ਋
So why do we have fingerprints? Fingerprints make the ends similar ࠺तೠ
improve
of our fingers rough. This improves our sense of touch. Also, ೱ࢚दః׮
hold onto
rough skin helps us hold onto things. _ਸ ԙ ੟׮

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