Dr. Cardinale is interested in the effects of heredity and environment on intelligence. She compares the similarity of IQ scores of identical twins to the similarity of IQ scores of fraternal twins. In this case, Dr. Cardinale is studying heredity's influence on behavior using:.a. human genome.
b. selective breeding.
c. behavior genetics.
d. molecular genetics.

Which of the following situations best demonstrates the principle of separation of powers in the u.s. government? a. the president can veto laws passed by the legislature. b. the courts must approve constitutional amendments. c. states create their own educational policies. d. members of the legislature are elected by voters.

Kay is a thoughtful and considerate person but has a difficult time making decisions on her own. she relies on her one best friend, someone she has known since childhood, to give her advice on virtually every decision she makes. sometimes kay even asks the friend to make the decision for her. at work, she holds a position far below her potential and has refused several promotion opportunities. she is most likely suffering from personality disorder.

1. in recent lessons, you have been reading about some of the challenges and issues that the united states faces in both foreign and domestic affairs. review your notes from chapters 39–41 and make a list of these issues. make sure you review the looking to the future and charting future courses sheets from the divisions and new realities lessons. of all the challenges and issues that the united states faces, which do you believe is the most serious in terms of foreign affairs and which in terms of domestic affairs? choose one of each and write an essay that describes each issue and explains why you believe it is the most serious. there is no right or wrong answer—you will be graded, in part, on how well you make the argument that each issue you chose is the most serious. refer to the rubric and scoring instructions on the next page to see how your teacher will grade this assignment.