What evolutionary process allowed the Galapagos finches to become 13 distinct species from one common ancestral finch from South America?

How do you date a sample of rock that you suspect as being one of the earliest on earth

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.