Which of the following is not a reason why stis spread so quickly?
a.
many people with stis are asymptomatic.
b.
negative stigmas prevent people from seeking .
c.
protection used during sex usually fails.
d.
many people have a false sense of invulnerability.

Select the correct answer. gina's father has diabetes and takes insulin. he recently had a liver transplant, after which he was put on anti-rejection medicines. this has made his insulin less effective. which term best characterizes gina's father's situation? a. drug synergism b. drug antagonism c. drug misuse