Nutrients and waste both enter and leave cells through a process called . A. effusion B. diffusion C. fusion D. emulsion Please select the best answer from the choices provided. A B C D

Emma recently found out she was pregnant.every thursday evening for the next six weeks, emma and her mother will attend a special program that prepares pregnant teens to become mothers.during the first class, emma learned about the stages of childbirth.what was the order she was taught? first, emma learned about  .then, she learned about the    stage.next, emma learned about  .last, she learned about the    stage