Structure & Appearance
Your fingerprints are made up of tiny raised lines called ridges with pores connected to sweat glands underneath — this sweat is why you leave fingerprints on glasses, tables, and everything you touch!
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Your fingerprints are made up of tiny raised lines called ridges with pores connected to sweat glands underneath — this sweat is why you leave fingerprints on glasses, tables, and everything you touch!
We're still finishing the facts, coloring page & worksheet on this page! Meanwhile, feel free to explore another animal, place, thing etc., or check back soon—thanks for your patience!