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.
According to EVC Geospatial Director, Nick Nazarenko East View is one of the few commercial companies to support the CADRG and ADRG formats, the primary map background file formats used in most automated command and control systems. CADRG is a compressed version of ADRG (ARC Digitized Raster Graphics).