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Pragernant (lemmy.world)
submitted 11 months ago by themaninblack@lemmy.world to c/memes@lemmy.ml
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[-] Instigate@aussie.zone 3 points 11 months ago

I’d argue teeth aren’t skeleton because they’re not made of the same substance as bone - the outside is enamel and dentin whereas bones are collagen, protein and minerals (mostly calcium). Kinda like how hair and nails don’t count because they’re made of keratin.

this post was submitted on 17 Dec 2023
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