Vision is the _______ of the five senses at birth

What is a highly common type of reproductive strategy among humans?

a. Monogamy b. Polygyny c. Polyandry d. Polygynandry e. Promiscuity

When Pavlov observed that his dogs would salivate at the sound of rattling food dishes, he called these learned involuntary responses__________

a) unconditioned responses. b) conditioned reflexes. c) unconditioned stimuli. d) conditioned stimuli.