There are four nitrogenous bases in the DNA, which are … A set of five nitrogenous bases is used in the construction of nucleotides, which in turn build up the nucleic acids like DNA and RNA. During RNA synthesis, the phosphate group of a new ribonucleotide is attached by the enzyme RNA polymerase to the 3' carbon of a ribonucleotide. DNA is a type of nucleic acid made up of many subunits called nucleotides. In RNA, the thymine is replaced by uracil (U). The nucleotides consist of three components – a 5 carbon sugar (Ribose in RNA and Deoxyribose in DNA), a phosphate group, and a nitrogenous base (Purines –A and G, Pyrimidines – C, T, and U). a mistake in DNA sequence. Nitrogenous Bases. Section 3.3. Both the purines have two rings in their molecular structure, while the pyrimidines have a single ring only. A nitrogenous base is simply a molecule that contains nitrogen and has the chemical properties of a base. The correct answer: The nitrogenous base which is associated with RNA but not found in DNA is Uracil.. RNA nitrogenous bases include adenine (A), guanine (G), cytosine (C) and uracil (U).The five-carbon (pentose) sugar in RNA is ribose. These linkages are called phosphodiester linkages. Which nitrogenous base found in DNA and RNA pairs with guanine? ... a nitrogen-containing base found in RNA (but not in DNA) and derived from pyrimidine. RNA molecules are polymers of nucleotides joined to one another by covalent bonds between the phosphate of one nucleotide and the sugar of another. On the basis of monomeric unit composition, they can be either DNA or RNA. Four different types of nitrogenous bases are found in DNA: adenine (A), thymine (T), cytosine (C), and guanine (G). mutation. The nucleotides for DNA go by the name of Deoxyribo-nucleotides. Explanation: Adenine and guanine are called purines. RNA has four bases, Adenine and Guanine (both purines), and Uracil and Cytosine (both pyrimidines). Answer: There are four nitrogeneous bases used in RNA: Adenine, guannine, cytosine and uracil. Each nucleotide has three parts: a 5-carbon ribose sugar, a phosphate group and a nitrogenous base. These bases are crucially important because the sequencing of them in DNA and RNA is the way information is stored. Two complementary strands of DNA come together thanks to hydrogen bonding between the nitrogenous bases that allows DNA to make a ladder-like form that twists into the famous double-helix. There are four nitrogenous bases found in RNA: adenine, guanine, cytosine, or uracil. This can be found in the OpenStax Overview of Anatomy and Physiology section. The nitrogenous bases form the backbone on the outside of each DNA strand, There are 2 strands in the DNA molecule, & The nitrogenous bases are near the center of the DNA molecule. 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