Why does my butt hole look like a used pencil sharpener

Which of the following requires the action of a first class lever in the body

In this model, what do p, s, and a bases represent?

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