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.
What does the placenta do? The placenta is an organ that develops in your uterus during pregnancy. This structure provides oxygen and nutrients to your growing baby and removes waste products from your baby's blood. The placenta attaches to the wall of your uterus, and your baby's umbilical cord arises from it.