Explain briefly how immunological memory operates in (a) the short term and (b) the long term.

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.

Whihc type of medicine kills cancer cells in the body, but also kills healthy cells

Why do you need two different circuits of blood vessels in your body?