Which of the following are important chemical considerations defining the structure and function of polynucleotides? Conformation of the hexose sugar Conformation of the glyostatic bond Tautomeric conformation of the base b and c
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- Below is the structure of glycine. Draw a tripeptide composed exclusively of glycine. Label the N-terminus and C-terminus. Draw a box around the peptide bonds.Bidentate interactions are those where two or more hydrogen bonds are made with a base or base pair. To achieve this interaction, amino acids must possess more than one hydrogen-bonding atom. Draw a DNA base pair and a single amino acid representation of a bidentate interaction.Which of the following amino acids is unique in that it can bind both non-specifically to the DNA backbone as well as to specific DNA bases? a) Lysine b) Asparagine c) Arginine d) Phenylalanine e) Leucine
- Which of the following descriptions best describes the composition of nucleotides? Group of answer choices A. a pentose sugar and a purine or pyrimidine B. a nitrogenous base, a phosphate group, and a pentose sugar C. a nitrogenous base and a pentose sugar D. a nitrogenous base and a phosphate group E. a phosphate group and an adenine or uracilWhich of the following pairs of amino acids can have intermolecular hydrogen bonding between the functional groups in their side chains? Select all that apply. phenylalanine and tyrosine two tyrosine residues serine and threonine alanine and threonineAll nucleotide monomers contain: Select all that apply. Group of answer choices a nitrogenous base. a phosphate functional group. a ribose sugar. a pentose sugar. a deoxyribose sugar.
- The essential components of any nucleotide are: Ribose, adenine, triphosphate Deoxyribose, phosphate a sugar, a nitrogenous base, a phosphate b-2’-deoxyribofuranose, purine, inorganic phosphate adenosine and guanineWhich of the following is true about the structure of nucleotides? A. Purine nucleotides cannot base pair with pyrimidine nucleotides. B. Pyrimidine bases are larger than purine bases. C. Purine and pyrimidine bases are found in DNA and RNA. D. Thymine base is found in DNA and RNA.Which of the following is not a nucleotide? a. adenosine triphosphate b. adenosine diphosphate c. adenine d. cytosine e. arabinose
- In the side chain of the amino acid E, there is a carboxylate group attached to the— α-carbon atom. β-carbon atom. γ-carbon atom. δ-carbon atom. ε-carbon atom.A nucleotide is the building block for a specific biomolecule. It is made up of a pentose sugar, a phosphate group, and a nitrogen base. One of its functions in polymer form is to store genetic information. Which two types of biomolecules are being described in this scenario?dna nucleotides cannot h-bond to rna nucleotides. true or false