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.
o MicroStation files: MicroStation files have the extension of *.dgn, whose vendor is GE. Electricity plants often use it. o ArcInfo: ArcInfo is the previous generation of ArcGIS. Its file (*.e00) are supported in QGIS as well. o Google Earth: *.kml and *.kmz (zipped KML) are Google Earth file formats, which are popular in Location-Based Service now.