What advancement in the field of genetics has generated a great deal of controversy?

a. genetic duplication, or cloning

b. the discovery of dna copying

c. new treatments for diabetes

d. the mapping of human genes

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons

Who were the people that migrated south into india and indus valley

Which piece of information would most a historian create an interpretation of this photograph of works in a factory?