The receptors upon which delta-9-THC acts have been shown to be

After eating grape lollipops, you and a friend notice your tongues have turned blue. With the change in color, it is easy to notice that there are many more papillae on your friend's tongue. Who is more likely to be a supertaster?

a. You are, because you have fewer, and therefore more distinct, papillae. b. Your friend is, because she has many more papillae to taste with. c. You are, because less dye stuck to your tongue allowing you taste more. d. It could be either of you because super tasting is unrelated to the number of papillae.

According to Seligman's concept of "preparedness," which of the following stimuli should one develop a phobia toward MOST easily?

a. chairs b. monkeys c. heights d. certain numbers