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/sci/ - Science & Math


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12670295 No.12670295 [Reply] [Original]

Why doesn't teeth regrow? Seems an easy evolution advantage to have

>> No.12670299

>>12670295
the nail that serves no purpose grows again...

>> No.12670316

>>12670295
Because evolution only prepared you for the first 15 years of life. You're supposed to have matured, bred, and raised your offspring by that time. Everything after age 20 is basically "I dunno man you can keep living if you want but we didn't really prep for this..."

>> No.12670317

i think shark teeth do

>> No.12670321

>>12670316
Mice and their 3 years life span seem to be what life is meant for, primates are the wtf you're doing

>> No.12670849

>>12670299
Go into nature. Fingernails have a lot of purpose if slightly sharp.

>> No.12671022

>>12670317
Alligators too.

>> No.12671049

swear my chipped tooth is growing back and my friends enamel is growing back mibi its a corona boost DUNNO