Responding to stimuli that are similar-but not identical-to a conditioned stimulus is called
a. spontaneous recovery
b. respondent reinforcement
c. stimulus discrimination
d. stimulus generalization

Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d.the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.