Recently, scientists discovered dinosaur fossils with blood and tissue left inside them—once thought to be impossible. They are hoping to extract DNA from red blood cells. (bird and dinosaur RBCs have nuclei—our RBCs lack nuclei) Among the RBC samples is one from a T-Rex. Write about it? You better believe it.
https://www.smithsonianmag.com/science-nature/dinosaur-shocker-115306469/
https://www.history.com/news/scientists-find-soft-tissue-in-75-million-year-old-dinosaur-bones
https://www.earthmagazine.org/article/dinosaur-soft-tissues-preserved-polymers
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