Simonbro1234
Simonbro1234
06-12-2018
Biology
contestada
Which came first the egg or the hen
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danielhero77
danielhero77
06-12-2018
This claim came from some researchers studying how chicken eggshells form. Eggshell is mostly made from calcium carbonate (CaCO₃).
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cocobear121
cocobear121
03-01-2019
So in a nutshell (or an eggshell, if you like), two birds that weren't really chickens created a chicken egg, and hence, we have an answer: The egg came first, and then it hatched a chicken.
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