Taste receptors in humans are replaced _____

Skinner was among the first to insist that classical conditioning and operant conditioning ________.

a. do not apply to all people b. can be acquired by observing others c. are different types of learning d. are not found in nonhuman animals

Siblings can be different from each other if they make the conscious effort to try to be different, known as the __________ effect

a. calibrate b. content c. compare d. contrast