Question

what is digestive centers of a cell
Ms. Sue
http://docs.google.com/viewer?a=v&q=cache:kDmymwIvBcUJ:education.sdsc.edu/download/enrich/cellstudy.pdf+digestive+centers+of+a+cell&hl=en&gl=us&pid=bl&srcid=ADGEESiF32G96f3LGsez3KQWDUzrnpJ0pNtLZ6O99GCHvX1t2s9ftnfOUumQAPmfQHf0g85d4NT5sXsQicpdWvXoMd2T5PsQ9bjigZvN860KqjiK0o2GUNVor1Ji1jhG1PrzBUjEg2nh&sig=AHIEtbT5JRkJu9EwI6ZUlHj_RkIicyCEyA