What effect does age have on the size of the thymus? group of answer choices the thymus initially increases in size and then decreases in size from adolescence through old age. the thymus is not affected by age. the size of the thymus decreases continuously from birth to death. the size of the thymus increases continuously from birth to death.

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