The information for ‘mitochondrial Eve’ are constant having a common origin of all people several thousand years back.
Really variation that is limited the DNA sequence from the human Y-chromosome throughout the world is in line with a recently available beginning of mankind, thousands perhaps perhaps not an incredible number of years.
Numerous fossil bones ‘dated’ at many scores of years of age are scarcely mineralized, if at all. This contradicts the commonly thought senior years of this planet. See, as an example, Dinosaur bones exactly how old are they actually? Pipes of marine worms, ‘dated’ at 550 million years old, which can be soft and versatile and evidently made up of the original organic substances keep the record (original paper).
Dinosaur bloodstream cells, arteries, proteins (hemoglobin, osteocalcin, collagen, histones) and DNA aren’t in keeping with their supposed a lot more than 65-million-year age, but make more sense in the event that stays are many thousands of yrs.