Which might be the focus of an anti-tobacco advertisement?

a movie clip in which the actors smoke

attractive people smoking and laughing

the long-term effects of tobacco use

a group of people smoking while relaxing

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

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Ana is a hospital researcher. she wants to preserve organs for further study in a chemical that is called formalin. prior topreserving the organs, ana wants to familiarize herself with the hazards of using formalin. ana should consult formalin'sa. materials safety data sheet.b. date of expiration.c. date of manufacture,d. additional laboratory uses,