Challenges of Resurrecting Dinosaurs Flashcards
1
Q
Q: Why is it difficult to get dinosaur DNA?
A
A: DNA molecules are delicate and break down over time.
2
Q
Q: Why wouldn’t dinosaur blood in a mosquito preserved in amber provide usable DNA?
A
A: The blood would be broken down in the mosquito’s stomach, and DNA would not survive tens of millions of year
3
Q
Q: What evidence suggests some dinosaur soft tissues might be preserved?
A
A: Elastic, springy blood vessels were found in the leg bones of a Tyrannosaurus rex and a hadrosaur (Brachylophosaurus), opening the possibility of finding proteins but not complete DNA.
