  The uprights are called the backbone and is made up of ribose (a pentose sugar) and phosphate. The rungs are the bases that are the actual coding bit of DNA. These are c â¦ arbon and nitrogen-based molecules that attach to the backbone.he rungs are made up of four nitrogen bases called Guanine, Thymine, Adenine, and Cytosine. Adenine (A) always pairs up with Thymine(T). Guanine (G) always pairs up Cytosin â¦ e(C). The object that connects them is a hydrogen base.
Travel to Ionian islands: Travel information about flights and ferries to Ionian islands. There are airports in Corfu, Lefkada (Aktion/Preveza), Kefalonia, Zakynthos and Kythira. The airports of Corfu, Kefalonia and Zakynthos receive domestic flights from Athens and Thessaloniki and also charter flights from abroad in summer.
Dubrovnik Airport (IATA: DBV, ICAO: LDDU), also referred to as Äilipi Airport (. [tÊÇlipi]), is the international airport of Dubrovnik, Croatia.The airport is located approximately 15.5 km (9.5 mi) from Dubrovnik city centre, near Äilipi.It was the third busiest airport in Croatia in 2014 in terms of passenger throughput and has the country`s longest runway.he airport is located approximately 15.5 km (9.5 mi) from Dubrovnik city centre, near Äilipi.