Research comparing identical twins show that
A) sexual orientation is not genetically determined.
B) there is a perfect match, such that if one identical twin is gay, so is the other twin.
C) the environment plays no part in determining sexual orientation.
D) if one identical twin is gay, the other twin has a higher than normal chance of being gay also.
Question 2
Which of the following statements accurately describes cross-cultural studies of gender?
A) Gender is universally divided between the mutually exclusive categories of male and female in cultures around the world.
B) Although male and female categories are the most common, many societies contain words for a third gender or third sex.
C) Only Western cultures contain the rigidly defined, opposite categories of male and female.
D) Most societies place little emphasis on defining differences between males and females.
Orientation versus navigation.
Reaction coordinate diagram comparing enzyme-catalyzed and uncatalyzed reactions
Comparing the jaws of chimpanzees, australopithecines, and humans.
Research Methods
Research Report Evaluation Worksheet
Sexual Selection: Birds of Paradise