Distinct molecules called agglutinogens (a type of antigen) are attached to the surface of red blood cells. There are two different types of agglutinogens, type A and type B. Each type has different properties.
MDB: Geodatabase. The geodatabase is a collection of geographic datasets of various types, with the most basic types being vector, raster, and tabular data. There are three types of geodatabases: file, personal, and ArcSDE. Geodatabases are the native data format for ESRI's ArcGIS.
List of data formats supported in ArcGIS. See the full list of supported raster dataset file formats. The ArcGIS Data Interoperability extension for Desktop. In addition, Esri and Safe Software have integrated the Safe Software FME product into ArcGIS as an optional extension product named the ArcGIS Data Interoperability extension for Desktop .