Henry works the night shift at a convenience store. he sees a man entering the store with his hood up, hands in his pockets, and eyes darting around. this causes henry’s stress level to surge. at times of stress, pituitary hormones activate the gland(s), which release(s) other hormones, including that travel throughout the body and brain to provide a general “wake up” message.

Apopulation is a group of individuals of a single species existing together in an area. a population’s range, the area it occupies, changes over time. populations, in turn, may form a network, or metapopulation, connected by individuals that move from one group to another. within a population, the distribution of individuals can be random, uniform, or clumped, and the distribution is determined in part by the availability of resources. how might the geographic range of a species change if populations could not exchange individuals with each other? how would your answer depend on what type of metapopulation existed?

The type of cloud shown here may produce heavy rainfall. this type of cloud most likely occurs in an area of the sub-saharan that is a) often dry. b) often wet. eliminate c) very windy. d) usually cool.

Heidi is a student of psychology at the university of arizona. she is currently involved in a research project to test the effects of sexual dominance on motherhood. heidi is most likely applying which psychological approach? humanism feminism behaviorism structuralism