Losing 1 pound of fat requires burning 3500 more calories than you consume. if your goal is to lose 1 pound per week and you decide to decrease your caloric intake by 300 calories a day, how many more calories must you burn each day by exercising in order to reach your goal?

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.