Medical research has demonstrated that individuals with higher levels of testosterone are more assertive, dominant, and competitive. however, as the social psychologist allan mazur reported, testosterone levels rose in chess players before a match and then rose again in the match’s winner, but fell in the loser. what does this suggest about the origin of gender?

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.

then go eat. lol.brainliest