Radioactive dating, depending on the certain amount of radioactive decay it leaves through the years you can predict the oldest one!
if that helped make sure to mark brainliest! <3
-procklown
In terms of human evolution, the sagittal crest was usually more pronounced and larger in older and robust species compared to younger or gracile species.
Hope that helped! :)
I’m not sure about your experiment can you explain?
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