There are numerous exceptions, howeverâsome viruses have genomes made of double-stranded RNA and other viruses have single-stranded DNA genomes, and, in some circumstances, nucleic acid structures with three or four strands can form.ach nucleotide has three components: a 5-carbon sugar, a phosphate group, and a nitrogenous base. If the sugar is deoxyribose, the polymer is DNA. If the sugar is ribose, the polymer is RNA. When sugar and a nitrogenous base get combined they form a nucleotide. Nucleotides are also known as phosphate nucleotides.
1 2003: The BlizzardÂ® of the Month program kicks off. 2  2004: The MooLatte Â® Frozen Coffee Flavored Beverage line debuts in Mocha, Vanilla and Caramel flavors. 3  2004: Award-winning Dairy QueenÂ® commercials can be seen throughout the country in the system's first full year of national advertising.
The History Channel's Black Blizzard is about the Dust Bowl where soil blew across the Plains and even to the East Coast on Sunday April 14, 1935 otherwise known as Black Sunday. The story of the Dust Bowl is about the Plains during the Great Depression.