The hormone melatonin helps synchronize the sleep-wake cycle by means ofGroup of answer choicesinducing alertness just preceding awakening. stimulating the hypothalamus to activate the sleep cycle. inducing feelings of drowsiness. triggering the SCN when the amount of light striking the retina declines. traveling to the amygdala to activate the sleep cycle.

What did passage of the immigration act of 1965 accomplish? the law lowered the number of asians allowed to immigrate to the us. the law allowed no more immigration from european nations. the law supported victims of political persecution. the law made an effort to establish a quota system.

Kate is 14 years old and just started taking dance classes with her friends at a local dance studio. this is her first time in a dance program, so everything is new to her. her friends convinced her to join the class since they have been enjoying it for a few months. how could the following terms her succeed in the dance class? ● secondary reinforcement ● identity vs. role confusion ● observational learning how could the following terms hinder her success in the class? ● circadian rhythm ● basal ganglia ● vestibular sense

What kind of geography deals with people and how they affect the world ?