1. False. There are at least as many, if not more, differences among older individuals as among people at other age levels. 2. True. Because of the accumulation of antigens, older people suffer less...

1. False. There are at least as many, if not more, differences among older individuals as among people at other age levels.

2. True. Because of the accumulation of antigens, older people suffer less from short-term ailments such as the common cold. However, the weakening of the immune system makes them more susceptible to life-threatening ailments, such as cancer and pneumonia.