Opossums that live on barriers islands off the coast of Virginia can live longer than mainland animals, but they produce fewer offspring each year. These differences are heritable. What is a good explanation for differences in life history characters of these two opossum populations?

Which of these devices uses vibrating mesh technology to create aerosolized particles?   

Any system with thousands of connected neurons in which the strength of the connections determines information processing is called a

The schedule that produces high, steady rates of behavior that are most resistant to extinction is

An essay test requires recognition memory. (True or False)

Girard had obviously fallen asleep in class when the professor asked him a question that was ironically related to sleep stages. Girard said that he was not asleep at all. Girard was most likely in which of the following sleep stages?

Information processed at the deep level produces the most enduring memory. (True or False)

Nadja would like to study gender differences in interpersonal style in nightclubs. She hypothesizes that women are more socially aggressive than men. To test her hypothesis, she sits in a bar watching both male and female patrons. Which method of research was she using?

The research method that measures how much one characteristic is related with another is known as

The part of the neuron which speeds up neural transmission is the