The Mid-Atlantic Ridge goes through the country of Iceland. What type
of rock would you expect to find
along this ridge?

What is the 77 element on the periodtic table

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.