What carries oxygen to cells and takes carbon dioxide away

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

Which factors influence how drinking and binge drinking affect a person? check all that apply. the person’s body size the time of day the person’s gender medications the person has taken whether the person drinks hard liquor or beer

4. decision trees are organized through a series of choose one answer. a. tiers b. the cut/dry method invented by the university of madagascar c. disorganized webs