Major Characters. Stanley Yelnats He is the fifteen-year-old main character, the protagonist of the novel. His family has a history of bad luck, and accordingly, Stanley is wrongfully convicted of stealing, and is sent to the detention center, Camp Green Lake.
Term placentas were used as the control group. Exclusion criteria included pregnancies with <32 weeks gestation, diabetes, hypertension, preeclampsia, smoking (consumption >5 cigarettes/day), alcoholism or drug use, twin or multiple pregnancies and genetic diseases in the newborn.
The placenta plays a crucial role during pregnancy. Find out what the placenta does, issues that might affect the placenta and how the placenta is delivered. By Mayo Clinic Staff If you're pregnant, you might wonder what the placenta does and what factors can affect the placenta.