Are periodic physiological fluctuations in the body, such as the rise and fall of hormones and accelerated/ decelerated cycles of brain activity, that can influence behavior.

Which of the following statements accurately describe the importance of the american concept of government and democracy? (select all that apply.)

List 3 ways people were targeted by the nazis.

Which statement best describes evidence of a mulitcultural mix in east africa? a. because of what he learned during his pilgrimage to mecca, mansa musa was able to build a center of islamic scholarship. b. the traders of ghana brought back with them slaves from the mediterranean who taught the ghana rulers about christianity. c. clans were made up of lineages that were descendants of multiple ancestors from different regions of africa. d. swahili became a language made up of words spoken by traders along the coast of the indian ocean.