What are the latest developments on research on Earth’s internal structure.

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone

American scientist, linus pauling, was one of many scientists racing to discover the molecular structure of dna. pauling initially thought that the molecule was a triple helix. later, james watson and francis crick unveiled their double helix model, which turned out to be an accurate description of the molecule's shape. why did watson and crick succeed when pauling failed?