oneworld airline partners. Travel with the best. If American Airlines doesnât fly to your final destination, we encourage you to travel with one of our partner airlines. The oneworldÂ® alliance is made up of the worldâs leading airlines, together serving nearly 1,000 destinations in 150 countries.
The Picture Exchange Communication System (PECS) is a form of augmentative and alternative communication produced by Pyramid Educational Consultants, Inc. Phase 1: How to Communicate During Phase I, the focus is on teaching the student to initiate social communication. 2  The student is taught to approach the communicative partner with a picture of a desired object or food item and place the picture in the trainer's hand, in order to receive the desired reward.
Fluorescence-activated cell sorting (FACS) is a specialized type of flow cytometry. It provides a method for sorting a heterogeneous mixture of biological cells into two or more containers, one cell at a time, based upon the specific light scattering and fluorescent characteristics of each cell.he acronym FACS is trademarked and owned by Becton, Dickinson and Company. Among the large majority of researchers who use this technology for sorting or analysis, this term has become genericized, much like Xerox for photocopy or Kleenex for facial tissue.