In X-ray crystallography, the wavelength of an X-ray is ~ 1.5 Å. This is useful in determining a protein’s structure because the covalent Bond Length is also ~ 0.15 nm. True or False.

Q: Which type of cross-link involves interactions between two nonpolar R groups?

A: There are various types of interactions like hydrogen bonding, dipole-dipole interactions, London…

Q: In the addition polymer, Polyethylene, how many monomer units are in the polyethylene polymer that…

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Q: What are the intermolecular forces responsible for the folding of amino acid chains into proteins?…

A: Amino acids always combine together to give different structures such as primary, secondary or…

Q: Define captopril ?

A: Captopril is a drug used to treat high blood pressure and congestive heart failure. Its IUPAC name…

Q: How can two different proteins have the molecular formula, yet have different folds and structures?

A: The biomolecules which have carboxylic and amine group containing monomer units are known as…

Q: One other element can show up in the R group of a protein monomer. Which element is it? CHON

A: Proteins are the polymers of amino acid monomers linked by peptide bonds. The amino acids are of…

Q: Draw the structures of the tripeptides gly–ala–ser and ser–ala– gly. How many other tripeptides are…

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Q: To form an addition polymer, what structural feature must the monomer possess?

A: Polymer can be defined as the chemical compound that is formed by the combination of one or more…

Q: Given the following structure, determine the polymer's repeat unit, redraw the structure using the…

A: Polymers are formed from the polymerization of monomer molecules, which have a long chain of…

Q: What is the formula for determining the molecular weight of a polyelectrolyte polymer? Is it…

A: Polyelectrolytes are polymers with an electrolyte group in their repeating units. Polyelectrolytes…

Q: a. How many different proteins (in terms of sequence) can you make if the protein is five amino…

A: Protein:Proteins are made by forming a peptide bond between α-carboxyl groups of one amino acid with…

Q: Estimate the isoelectric point of a Ser–His dipeptide. Explain why this value is only an estimate.

A: The ionizable group of serine at neutral pH is an amino group and its ionization constant is pK2 =…

Q: IS water a polar or non-polar molecule? Are polar or non-polar molecules more likely to be soluble…

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Q: n determination of the amino acid composition of a polypeptide: how can polypeptide chains…

A: Proteins is the long chain of amino acids connected by peptide bonds.

Q: Using the mnemonic device, draw the structure of a heptapeptide with the following amino acids:…

A: We have find out the structure of a heptapeptide.

Q: The secondary structure of a protein is influenced by both hydrogen bonding and London dispersion…

A: In the given question , two kinds of interactions are discussed and asked. First one is hydrogen…

Q: Some proteins reside in the hydrophobic lipid bilayer of the cell membrane. Would hydrophilic groups…

A: Hydrophobic: Hydrophobic means repelling of water molecules. Hydrophobic molecules are insoluble in…

Q: Make

A: According to the question, molecule C4H11N5 was the side chain of an amino acid, in a protein, we…

Q: 10. Draw the structure of the polymer Tyr-Pro-Arg-Val-Ser. What type of compound is this polymer?…

A: We have to draw the structure of Tyr-Pro-Arg-Val-Ser and to mention the functional group used .Then…

Q: Why are there so many more variations for proteins compared to forms of nylon?

A: Monomers are different. Nylon consists of diamines and dicarboxylic acids, Protiens consist of amino…

Q: Choose the best definition for the the term monomer. - a large molecule made of repeating subunits…

A: Polymer- It is formed by very large molecules consisting of many repeating subunits. Monomer-A unit…

Q: In the addition polymer, Polyethylene, how many monomer units are in the polyethylene polymer that…

A:

Q: The relative molecular masses of the two amino acids other than glycine in glutathione are 121.0 g…

A: Given ,  Molar mass of 2 amino acids are 121 and 147 g/mol

Q: Which of the following statements are correct about the process of protein structure determination…

A: Proteins are the building blocks of life which are composed of amino acids and these are arranged…

Q: Consider the structure of the amino acid L-alanine. H CH, HO H,N- L-alanine Which functional groups…

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Q: 1. Write the structure of the pentapeptide GLDSC. 2. What is the complete name of this…

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Q: Haemoglobin is a form of which type of polymer? a) Protein Ob) Lipid c) Nucleic Acid d) DNA

A: For the first question, we have to find the type of polymerization in Haemoglobin. For the second…

Q: A portion of the polymer polystyrene is shown. H H H H -ċ-ċ-Ċ-Ċ-ċ-Ć-Ċ-Ć-ċ-Ċ- Η Η Η Η Η Η Η Η Η Η…

A: Here, we have to find the repeating unit of the polymer polystyrene.

Q: Sketch the structure of a tripeptide composed of D-glucose, D-mannose, and D-galactose (in that…

A: Tripeptide are essentially consists of three amino acids which are linked together by forming to…

Q: In determination of the amino acid composition of a polypeptide: 1- how can polypeptide chains…

A: To detect the sequence of the amino acids in the peptide chain it is mandatory to hydrolyze it and…

Q: Describe two examples of protein folding patterns and identify what level of protein structure they…

A: 1. Two examples of protein folding pattern is tertiary structure and quartenary structure. Tertiary…

Q: A pentapeptide has the amino acid sequence Gly-Ala-Gly-Phe-Cys. This describes as what kind of…

A: A pentapeptide has the amino acid sequence Gly-Ala-Gly-Phe-Cys. The structure is shown as below.

Q: Modify the monomers to create one repeat unit of the polymer. mi ymi. но N он

A: This is an example of a condensation polymerization reaction in which two or more monomers condense…

Q: In a theoretical study of protein-like polymers, the phase diagram shown was obtained. It shows…

A: a.

Q: β-sheets form due to hydrogen bonding between ________, and parallel β-sheets are held together with…

A: Beta sheets are the secondary structure of protein.

Q: As we’ve discussed, a peptide bond is made when amino group of one amino acid combines with the…

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Q: Define the one-gene:one-polypeptide chain hypothesis ?

A: Genes are the sequences of the DNA or RNA and polypeptide are the formation of many amino acids…

Q: Write structure for oligopeptides “Boc-CPID-benzyl ester” and “Methy ester-CGLK-Boc”. Also show all…

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Q: What do the two numbers correspond to in the name “Nylon-6,10?” Write the chemical structure of the…

A: Nylon 6,10It has total(6+10)=16 carbon atoms in their polymer structure.10 from Sebacic acid or…

Q: Identify the level of protein structure associated with attractive forces between multiple…

A: Given that : We have to identify the level of protein structure associated with the attractive…

Q: What is the definition of gelatinization and gelation of starch? Describe the two processes and list…

A: Starch is a natural polymer of glucose. Starch is formed by the glycosidic linkage of alpha-glucose…

Q: Proteins are polymers in which O unbranched chains of amino acids are present. ) branched chains of…

A: Given that : We have to determine which of the above given statements is valid for proteins.

Q: Explain the following terms giving a suitable example for each : (i) Elastomers(ii) Condensation…

A: Polymers are the macro molecules which are made by the repetition of smaller units. These small…

Q: Select all the statements that correctly describe protein formation. Multiple select question.…

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Q: Two biomolecules—starch and cellulose —illustrate how apparently minute differences in structure can…

A: Starch as well as cellulose belongs to carbohydrates. An important carbohydrate in roots and seeds…

Q: Consider the pair of structures shown. How are they related? NH3 Br Br. H3N Pt, Pt. Br Br OH2 A)…

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Q: On the basis of polarity, what are the four types of side chains found in the standard amino acids?

A: main functional groups in anlmino.acids are -COOH &-NH2 Amino.acids combine to form proteins