One primary difference between voles that are monogamous and those that are polygamous is __________.
A. the size of the MPA in monogamous males shows more sexual dimorphism
B. the size of the MPA in monogamous males shows less sexual dimorphism
C. polygamous males have more release of prolactin in the MPA
D. polygamous males have more release of progesterone in the MPA
Answer: B
You might also like to view...
Suppose that you are working with a group of monkeys, and you give some monkeys a small reward (a cucumber) for performing a given task, while you give other monkeys a bigger and better reward (a banana) for performing the exact same task. Research suggests that the monkeys ____ compare their rewards, and that, as a result, ____
a. will not; neither group will become distressed b. will; those receiving cucumbers will become distressed c. will; those receiving bananas will become distressed d. will; both those receiving cucumbers and those receiving bananas will become distressed
Which two states approved referendums to regulate, tax, and control marijuana in 2012?
a. Colorado and Washington b. California and Alaska c. California and Vermont d. Oregon and Washington
Stress may be conceptualized as
a. a stimulus that produces feelings of tension b. physical and psychological responses to stimuli (or stressors) c. a process that involves interaction between the person and the environment d. all of the above may be used to conceptualize stress e. none of the above are useful conceptualizations of stress
______ is how a person regards his or her own sexuality.
A. Gender typing B. Gender identity C. Sexual identity D. Sexual orientation