Glen is attempting to use operant conditioning to train his dog, thor, to fetch a ball upon command. to test thor’s understanding, glen throws the ball and yells, “pineapple! ” thor does not fetch the ball. which process of operant conditioning has thor demonstrated? a. stimuli optimization b. stimuli discrimination c. stimuli extinction d. stimuli generalization

Why do you think mental illness is associated with obesity?

Tanya is not able to solve a problem because she’s unable to see it from a fresh perspective. which obstacle to problem solving is tanya experiencing? a. fixation b. counterproductive heuristic c. confirmation bias d. overconfidence

Which of the following statements describes the lysogenic cycle of lambda (λ) phage? a) after infection, the viral genes immediately turn the host cell into a lambda-producing factory, and the host cell then lyses.b) most of the prophage genes are activated by the product of a particular prophage gene.c) the phage genome replicates along with the host genome.d) the phage dna is copied and exits the cell as a phage.