One of the major reasons for more traffic accidents at night is difficulties in ______ adaptation
a. light c. optic
b. dark d. afterimage
B
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If you wanted your best friend to spend more time talking about your interests, you might try smiling at her every time the conversation turned to your interests. In the framework of operant conditioning, your frowning would be:
a. positive reinforcement b. positive punishment c. negative reinforcement d. negative punishment
When every member of a population has an equal chance of being included in a sample, the sample is said to be _____ the population.
A) representative of B) replicable to C) statistically significant to D) internally valid to
Chemical messengers that act on neurons in the immediate vicinity of their release, generally at synapses, are a. neurotransmitters. b. neuromodulators. c. neurohormones
d. neuroenzymes.
Baby Hannah automatically turns her head in the direction of a touch on the cheek. This is the ________ reflex; it helps an infant to _________
a) rooting; locate food b) rooting; cling to its mother c) grasping; cling to its mother d) grasping; locate food