(iii) The genetic material is located on a single chromosome which consists of a circular double strand of DNA. (iv) The basic protein-his tones, which are one of the most important constituents of chromosomes of eukaryotic cells, are absent in prokaryotic chromosomes.
The Adriatic is the northernmost arm of the Mediterranean Sea, extending from the Strait of Otranto (where it connects to the Ionian Sea) to the northwest and the Po Valley.The countries with coasts on the Adriatic are Italy, Croatia, Albania, Montenegro, Bosnia-Herzegovina, and Slovenia.he Adriatic is the northernmost arm of the Mediterranean Sea, extending from the Strait of Otranto (where it connects to the Ionian Sea) to the northwest and the Po Valley.
The Celtic Sea is an area of the Atlantic Ocean, generally located to the south of Ireland. It's bordered in the northeast by St. George's Channel, and in the east by the Bristol Channel, and English Channel.The region's Celtic heritage gave the sea its name, one suggested in 1921 by E. W. L. Holt. This somewhat generic name helps avoid any nationalistic controversies between countries.t's bordered in the northeast by St. George's Channel, and in the east by the Bristol Channel, and English Channel. The region's Celtic heritage gave the sea its name, one suggested in 1921 by E. W. L. Holt.