How do covalent bonds differ from hydrogen bonds? Define base complementarity (refer to implementation of double helix) and describe why G-C bonding is stronger than A-T bonding (why is it important?)

Q: A segment of DNA containing 20 base pairs includes 7 guanine residues. How many adenine residues are…

A: Deoxyribonucleic acid is a molecule composed of two polynucleotide chains that coil around each…

Q: How do the following interactions help to stabilize the tertiary and quaternary structure of a…

A: Tertiary structure refers the three dimensional conformation of a protein  assumes due to the…

Q: How do covalent bonds differ from hydrogen bonds ? Define base complementarity (think of its…

A: A covalent bond is a primary chemical bond formed by the sharing of electron pairs. Covalent bonds…

Q: How do covalent bonds differ from hydrogen bonds? Define base complementarity.

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: Which kinds of interactions can be seen in the tertiary structure of proteins?

A: The determination of biological function of a protein lies in its conformation or 3D structure.…

Q: Draw and describe the peptide bond?

A: Proteins are biomolecules made up of amino acid units. Amino acids are joined together through…

Q: Which is the major force responsible for the formation of an α-helix in protein secondary structure?

A: Peptides are formed by reacting the carboxyl group of one amino acid with an amino group of another…

Q: Creating tertiary structures of proteins involves the linking of amino acid functional groups with…

A: Proteins are the building blocks of the body. All the life forms consist of proteins in their cell…

Q: Which of the following is true about formation of the secondary structure features, a-helices or a…

A: Proteins are the ultimate products of the genes. DNA is transcribed into m RNA and this is…

Q: What is the importance of the –R group (variable radical) in an amino acid molecule?

A: Amino acids are compound containing amino group, carboxyl group and a variable R group.  R group is…

Q: The peptide segment shown below is part of a right-handed alpha helix. Please indicate the…

A: Alpha helixes are regular secondary structures. The hydrogen bonding pattern of an alpha helix is,…

Q: How does the structure of the peptide bond make thestructure of proteins relatively rigid?

A: Proteins are the sequences of amino acids which are linked by the formation of peptide bond in which…

Q: Why is the formation of a peptide bond called a condensation reaction? Explain briefly

A:

Q: Draw the structure of 2 five-mers (draw backbones with side chains shown as R groups) forming a beta…

A: The secondary structures of proteins are the alpha helix and beta sheets. Alpha helix forms a spiral…

Q: Which one of the following statements is CORRECT? O The B-sheet is stabilized by ionic interactions…

A: Protein is biopolymers made up of amino acids and constitute 50% of the mass of the average human.…

Q: How does the R group affect the solubility of polypeptides?

A: The class of organic compounds is represented by R groups which consist of a carbon or hydrogen atom…

Q: Name the enzyme which helps in formation of peptide bond?

A: The peptide bond is a chemical bond and is formed when the carboxyl group of one molecule reacts…

Q: Given the polypeptide chain below: Alanine - Arginine - Valine - Histidine - Aspartic acid -…

A: Amino acids are organic molecules comprised of two functional groups that are an amino group and the…

Q: What kind of weak bonds hold the two strands together? How is that weak bond drawn?

A: Answer - Hydrogen bonds (-H) is a weak bond that holds two strands together.  Explanation - Each…

Q: What does the length of the C-N bond in the peptide linkage indicate about its strength and its bond…

A: Peptide bond is a type of amide linkage which is found in polypeptides. It is formed by condensation…

Q: What could be the implications if there is a misfolding in the protein structure?

A: Protein folding is a physical process. In this process, the native polypeptide chain folds into an…

Q: VDAATFKQANDNG” is the sequence of an α helix. Which of the following interactions is probable? (...…

A: The alpha helix structure is a secondary structure found in folded proteins. The alpha helix in…

Q: what is a peptide bond? what characteristic of nucleic acids makes them important in determining…

A: A biomolecule, sometimes known as a biological molecule, is any of the various compounds created by…

Q: A small generic section of the primary structure of an a helix is given by -amino acid, -amino…

A: Alpha-helix is an example of a secondary structure. Alpha-helix is formed by the hydrogen bonding…

Q: What (3) conditions are carefully controlled to minimize modifications in the structure of proteins,…

A: Three main factors to control are pH, Temperature and Salt concentration  pH:  Proteins are least…

Q: The pKa of the side chain of Histidine is 6.0. What is the ratio of uncharged to charged side chains…

A: Amino acids, which are made up of carbon, nitrogen, oxygen, and hydrogen, as well as the side chain…

Q: Explain the single-polypeptide chain folds ?

A: Proteins contains one or a lot of molecules of polypeptides. Proteins square measure necessary as…

Q: What is the primary reason the a-helix conformation in polypeptides such a stable form? A. The…

A: The secondary structure of protein determines the local spatial arrangement of the amino acids in…

Q: CH HC CH, | - Polypeptide backbone CH2 HC CH, CH - CH2¬S–5}-CH,-- OH -CH;-CH;-CHy-CH, NH," 0-ċ-CH,-…

A: The structural organization of protein was classified into four different types and they are primary…

Q: What are nucleic acids? Why are they important

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Would the presence of a chiral center in an amino acid side chain affect the formation of a peptide…

A: The carboxylic group and amino group of amino acids are not directly bonded to any of the atoms of…

Q: What aspect of primary structure allows the transfer of linear nucleic acid information into the…

A: Nucleic acids are polymers of nucleotides composed of a ribose sugar, a nitrogenous base, and a…

Q: A. What type of secondary structure predominates in avidin, alpha helices or beta pleated sheets?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What type of bonds/forces stabilize protein secondary structure?

A: Solution -  Protein structure -  The structure of a macromolecule determines its function. The study…

Q: Why is the 3-Dimensional structure important for protein function?

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: H H H N, N, H H -NH2 NH H,N NH,

A: A peptide bond is an amide type of covalent chemical bond linking two consecutive alpha-amino acids…

Q: Which two types of bonding are  in the 1ubq (Ubiquitin)? Explain your choices. a) Hydrogen bonding…

A: The two types of bonding present in 1ubq(ubiquitin) is a) covalent bond b) disulphide bond.…

Q: Which of the following correctly describes a typical alpha helix protein secondary structure?

A: Protein play wide variety of essential function in our body. They provide strength and structural…

Q: What types of interactions are possible between the side chains of the polypeptide shown below?…

A: Amino acids side chains form H-bonds when amine and carboxylic groups are present in the side…

Q: The structure of an alpha helix orients the oxygens of the carbonyl group of the peptide bond…

A: The alpha helix orientation of the polypeptide is possible because of the groups of amino acids in…

Q: "VDAATFKQANDNG" is the sequence of an a helix. Which of the following interactions is probable? (.…

A: VDAATFKQANDNG In alpha-helix : H-bonding occurs b/w ith(CO group) and i+4th(NH group) amino acids.

Q: What is the essence of complementary base pairing?

A: Complementary base pairing is the phenomenon where in a molecule of DNA, guanine always binds to…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.