________ scans can differentiate white matter from gray matter in the living human brain but cannot be used to identify small bundles of axons

Scientists interested in the development of perceptual abilities sometimes engage in cross

cultural research. For example, not all cultures utilize linear perspective in paintings. This is an example of a difference in cultural a. origins. b. preferences. c. ethics. d. codes. e. taboos.

In classical conditioning, if the US comes before the CS, itis called

A) secondaryreinforcement B) spontaneous recovery C)backward conditioning D) tabula rasa