List the following four activities in the order they would go in the physical activity pyramid from top to bottom. soccer practice; homework; walking 30 minutes to school; weight training

Which is the link between heredity and tobacco addiction

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

If human development really does proceed continuously, what value does stage theories of development have?