Why is DNA not RNA the storage for genetic information?
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- Which is not a nucleotide base in DNA? a. adenine b. glutamine c. guanine d. thymine e. cytosine f. all are in DNAOne species DNA differs from others in its _______. a. nucleotides c. double helix b. DNA sequence d. sugar-phosphate backboneRNA differs from DNA because: a. RNA may contain the pyrimidine uracil, and DNA does not. b. RNA is always single-stranded when functioning, and DNA isalways double-stranded. c. the pentose sugar in RNA has one less O atom than thepentose sugar in DNA. d. RNA is more stable and is broken down by enzymes lesseasily than DNA. e. RNA is a much larger molecule than DNA.
- RNA is ribonucleic acid, and DNA is deoxyribonucleic acid. What exactly is deoxygenated about DNA?Which of the following statements about DNA is true? The two strands are held together by hydrogen bonds. In deoxyribose, the 2' C has an OH attached to it. Positive supercoils promote strand separation. Z DNA forms a right-handed helix. One strand is positively charged while the other is negatively charged.Which of the following correctly describes a structural feature of DNA or RNA? a. RNA may fold into complex three-dimensional structures necessary for its activity b. RNA & DNA are both usually double stranded c. DNA tends to fold into complex three-dimensional structures required for its activity d. DNA contains a pentose sugar with a hydroxyl group in the 2' position
- Which of the following is true of DNA but not RNA? It can polymerize by adding monomers onto either the 5' or the 3' end. It forms intermolecular base pairs, forming stable double-stranded structures. Release of PPi from the monomer provides the energy for polymerization. It has secondary structure.. Which of the following statements best summarizes the differences between DNA and RNA? A) DNA is transcribed using RNA polymerase to form mRNA and mRNA is translated by the Ribosome to form a polypeptide, B) The bases in DNA contain sugars, whereas the bases in RNA do not contain sugar. C) DNA nucleotides contain a different glucose compared to RNA nucleotides. D) DNA is formed using the base uracil, whereas RNA uses the base thymine. E) DNA encodes the sequence of amino acids for the primary structure of a polypeptide whereas mRNA does notWhich of the following is not a difference between RNA and DNA? a. RNA has Uracil, DNA has Thymine b. RNA is single stranded, DNA is double stranded c. RNA has Thymine, DNA has Uracil d. RNA has ribose sugar, DNA has deoxyribose sugar
- How do the sugars of RNA and DNA differ? a. RNA has a six-carbon sugar; DNA has a five-carbon sugar. b. The sugar of RNA has a hydroxyl group that is not found in the sugar of DNA. c. RNA contains uracil; DNA contains thymine. d. DNA’s sugar has a phosphorus atom; RNA’s sugar does not.Which THREE of the following characteristics are the same in both DNA and RNA? A) deoxyribose sugar B) double-stranded C) phosphate group D) the nitrogenous base thymine E) the nitrogenous base adenine F) the nitrogenous base guanineWhat is different between RNA and DNA? a. Only rna has adenine b. Only dna forms hydrogen bonds beteeen complementary regions c. Ribose has a 2' OH group unlike deoxyribose d. DNA uses uracil as a base