Biology 11th Edition by Gerald Audesirk,Teresa Audesirk,Bruce Byers

Exercise 11

Before the discovery of prions, many (perhaps most) biologists would have agreed with the statement "It is a fact that no infectious organism or particle can exist that lacks nucleic acid (such as DNA or RNA)." What lessons do prions teach us about nature, science, and scientific inquiry? (You may wish to review Chapter 1 to help answer this question.)