What changes the flow of brain chemicals? narcotics, stimulants, marjuana

The high temperature in rockport over the weekend was 55(1/4) °f. write this temperature value as a decimal number with two decimal places. the decimal form of °f is

In which way does nicotine cause addiction? by stimulating the brain's pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

Bacteria can cause different infections, check all that apply. a. sore throat b. measles c. ear infection d. flu e. cavities