what are three types of rna molecules quizlet?
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What are the 3 types of RNA? Messenger RNA (mRNA), Ribosomal RNA (rRNA), and Transfer RNA (tRNA). What is the function of mRNA?
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DNA and RNA are made up of three component: the sugar, the nitrogeneous base, and the phosphate group.
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Unlike double-stranded DNA, RNA is a single-stranded molecule in many of its biological roles and consists of much shorter chains of nucleotides. ... While the sugar-phosphate "backbone" of DNA contains deoxyribose, RNA contains ribose instead.
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Although RNA is a single-stranded molecule, researchers soon discovered that it can form double-stranded structures, which are important to its function.
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Unlike DNA, RNA in biological cells is predominantly a single-stranded molecule. While DNA contains deoxyribose, RNA contains ribose, characterised by the presence of the 2'-hydroxyl group on the pentose ring (Figure 5). This hydroxyl group make RNA less stable than DNA because it is more susceptible to hydrolysis.
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There are 4 types of RNA, each encoded by its own type of gene: mRNA - Messenger RNA: Encodes amino acid sequence of a polypeptide. tRNA - Transfer RNA: Brings amino acids to ribosomes during translation.
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A transfer RNA (abbreviated tRNA and formerly referred to as sRNA, for soluble RNA) is an adaptor molecule composed of RNA, typically 76 to 90 nucleotides in length, that serves as the physical link between the mRNA and the amino acid sequence of proteins.
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The three parts of the RNA nucleotide are ribose sugar, phosphate, and a base. There are four bases in RNA: Adenine, Guanine, Cytosine, and Uracil....
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RNA molecules perform a variety of roles in the cell but are mainly involved in the process of protein synthesis (translation) and its regulation.
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In bacterial, bacteriophage, archaeal, eukaryotic, and organelle genomes, RNAs of very different function (tRNAs, rRNAs, and mRNAs) often contain introns. The correct removal of the introns has been shown to proceed by mechanisms that fall into four classes.
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RNA. ... Unlike DNA, RNA in biological cells is predominantly a single-stranded molecule. While DNA contains deoxyribose, RNA contains ribose, characterised by the presence of the 2'-hydroxyl group on the pentose ring (Figure 5). This hydroxyl group make RNA less stable than DNA because it is more susceptible to hydrolysis ...
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RNA consists of four nitrogenous bases: adenine, cytosine, uracil, and guanine. Uracil is a pyrimidine that is structurally similar to the thymine, another pyrimidine that is found in DNA. Like thymine, uracil can base-pair with adenine (Figure 2).
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Nucleic Acids: DNA and RNA Four different types of nitrogenous bases are found in DNA: adenine (A), thymine (T), cytosine (C), and guanine (G).
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Answer: The correct answer is three. There are three rRHA molecules in a 60s ribosimal unit. Ribonucleic acid, or RNA, functions as a compound in cellular protein synthesis and replaces DNA as a carrier of genetic codes.
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RNA (Ribonucleic Acid) is a polynucleotide, similar to DNA, one of whose roles is protein synthesis. RNA is structurally different from DNA, in that. It is usually single stranded. It contains the Nitrogenous Base Uracil instead of Thymine. Its Nucleotides contain Ribose sugar, as opposed to Deoxyribose sugar.
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['Initiation: The ribosome assembles around the target mRNA. ... ', 'Elongation: The tRNA transfers an amino acid to the tRNA corresponding to the next codon. ... ', 'Termination: When a peptidyl tRNA encounters a stop codon, then the ribosome folds the polypeptide into its final structure.']
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DNA is a double-stranded molecule, while RNA is a single-stranded molecule. DNA is stable under alkaline conditions, while RNA is not stable. ... DNA and RNA base pairing is slightly different since DNA uses the bases adenine, thymine, cytosine, and guanine; RNA uses adenine, uracil, cytosine, and guanine.