Andrea is trying to lose 25 pounds in one month. which is the best approach?
she should take supplements like vitamins and use them to substitute for high-fat foods.
she should set a more gradual goal and plan a diet and exercise routine to her get there.
she should exercise rigorously each day and reduce her calories by one fourth.

Hiv is inactivated in the laboratory after a few minutes of sitting at room temperature, but the flu virus is still active after sitting for several hours. what are the practical consequences of these findings? a) hiv can be transmitted more easily from person to person than the flu virusb) the flu virus can be transmitted more easily from person to person than hivc) this property of hiv makes it more likely to be a pandemic than the flu virusd) disinfecting surfaces is more important to reduce the spread of hiv than the flu