Explain why a peptide C-N bond is stronger than an ester C-O bond.

Q: Draw the formula of each of the following tripeptides: (a) Lysine- phenylalanine- threonine (b)…

A: (a) The given tripeptide is Lysine-Phenylalanine-Threonine. The tripeptide Lys-Phe-Thr is formed by…

Q: но ОСНЗ Acetal ) Hemiacetal Amine ) Carboxylic acid O Alpha amino acid Peptide which functional…

A: We have to predict the functional groups present.

Q: The above is the structure of a ___ pentapeptide? Basic Acidic Neutral

A: The above pentapeptide structure is basic.

Q: Select the functional groups that are found in all amino acids. O amide O mpartic acid O ester…

A: Amino acids are the basic building block of protein. They are present in all the living beings.…

Q: Why is alanine not a conservative substitution for glycine? Is arginine a conservative substitution…

A: The conservative substitution is the replacement of amino acids by the other amino acid which…

Q: The functional group present in proteins is aldehyde a b amide hydroxyl d. ketone

A:

Q: Draw the condensed stuctural diagram for the molecule: 4-amino-5-isopropoxyhex-trans-2-enal

A: Given molecule is : 4-amino-5-isopropoxyhex-trans-2-enal  Draw the condensed structural diagram for…

Q: How amino acid sequence determines protein shape, which determines function.

A: Amino acid is the constituent of protein. Protein is the polymer of monomer amino acid.

Q: Which of the following would be considered an amino acid? H;C OH H,N H OH HO

A: We have given four different compound and we have to choose amino acid compound.  we know that…

Q: Draw the structure of hexapeptide NH3+-MIGHTY-COO-

A: In a peptide, amino acids units are joined together by peptide bonds.

Q: Explain why amino acids, unlike most other organic compounds, are insoluble in organic solvents like…

A: Amino acid has both amine and carboxyl groups; at neutral pH, amino acid exist in Zwitterion form…

Q: What type of bond is broken when peptides undergo hydrolysis?

A: Proteins are polymers of alpha-amino acids and these amino acids are linked with each other through…

Q: Draw and discuss the structure of apeptide bond.

A: The peptide bond is the kind of covalent bond formed when one molecule of carboxylic acid and 1…

Q: What is a peptide bond? explain in detail.

A: A peptide bond is formed by a dehydration synthesis or reaction at a molecular level. In the…

Q: What is the molecular structure of (S)-alanine and (R)-alanine?

A: To solve this problem we have to draw the R and S - molecular structure of alanine .

Q: g amines ca

A:

Q: How does the structure of amylose differ from that ofamylopectin and glycogen?

A: Polysaccharide: It is a polymer of monomeric unit i.e. Glucose unit. When Glucose units through…

Q: 2.) What is the single letter code sequence of the peptide structure below? OH CO.H но H,N. OH CH3…

A: Amino acids are the compounds which contains a carboxylic group (-COOH), an amino group (-NH2), an…

Q: Which of the following lipids is likely to have the highest melting point?

A: This question is related to biomolecules.

Q: (a) What amino acids would be obtained by hydrolysis of the following tripeptide? H,NCHCNHCHCNHCHCOH…

A: (a) In the hydrolysis reaction, the water molecule is added to the reactant in order to recover the…

Q: Identify and encircle the peptide bonds in these polypeptides.

A: Amino acid are species which have both carboxylic acid group and basic group amine group

Q: 17. The structure among the following that represents an amide (protein) bond is: -C-OH a. -C- NH b.…

A: A peptide bond (amide bond) is a covalent chemical bond formed between two molecules when the…

Q: 1. Consider only 2 amino acids H H 1 COOH -4---- NH₂ с 1 C_COOH R' R Write the structural formula…

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

Q: which amino acids is achiral : a  alanine b  valine c  proline d  glycine

A: The structures for alanine, valine, proline, and glycine are drawn below where the asterisk (*)…

Q: Draw the peptide structure of Trp-Thr-Gly-Ile-Thr-Arg, and circle the peptide bonds

A:

Q: Which amino acid can form disulfide bonds?

A: Amino acids are the compounds that are build-up by the amino and carboxylic acid functional group.…

Q: Name the tripeptide using the three letter amino acid abbreviations separated by a hyphen. (For…

A: Amino acids contain carboxylic acid and an amine functional group on the same carbon atom. Amino…

Q: Draw the structure for each of the following amino acids. For each acid, circle any chiral carbons.…

A: Amino acids are organic compounds that contain amino and carboxylate -CO2 functional groups, along…

Q: Define the term hydrophobic.

A: The word hydrophobic is made up of two words hydro and phobia. It means fear of water. This term…

Q: Draw the structure formed between alpha-L-erythose with amino acid asparagine and label the type of…

A: Alpha L erythose react with asparagine amino acid form imine ( Schiff base)

Q: Define about Peptides ?

A: A peptide is a short chain of amino acids. The amino acids in a peptide are connected to one another…

Q: Proteins are polyamides formed from a-amino acids. Draw a partial structure of a protein by drawing…

A: The given amino acid is an  alpha amino acid-

Q: Multiple Choice question a peptide bond forms when an amino group attacks .......... group ? (a)…

A: Peptide bond  It is a type of a chemical bond which is formed between two molecules when carbonyl…

Q: Write the structure of the given peptide: • threonyalanyltyrosine (A tripeptide made up of the amino…

A: By forming peptide bonds an amino acid binds with other. Peptide bond is -C(=O)-NH-.

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: Can you solve these three questions please? 1. Which type of bond joins amino acids into proteins?…

A: -> If in R group of amino acids any hetro atom is present then it must be polar.

Q: Which of the following is/are true about the peptide bond? It has a triple bond character There is…

A: Amino acids can be defined as the organic compounds containing carboxyl group and amine group.

Q: Part A: Condensed structural formulas (ionized) of amino acids -glycine -alanine -serine Part B:…

A: We have to write the Condensed structural formulas (ionized) of following given amino acids…

Q: R2 NH 2 HOOC CH CH R1 Amino Peptide bonds Carboxy terminus terminus -

A: Polypeptide: A polypeptide is formed by the condensation or dehydration reactions of between three…

Q: Draw a possible electrostatic interaction between twoamino acids in a polypeptide chain.

A: Several amino acids are linked to each other through the peptide bonds to form a chain of amino…

Q: What are the structures of the amino acids that result from the hydrolysis of all the peptide bonds…

A: Two or more amino acid are connected to each other and forms a chain. This bond is known as Peptide…

Q: 4. A peptide bond is classified as a(n) C. phosphate bond. A. ester B. amine D. amide E. none of…

A:

Q: The sequence of amino acids in a peptide chain is known as its _________ structure

A: Proteins :-  The polymers of amino acids are known as proteins.  They are called poly peptides…

Q: Draw and name the type of bond that forms between amino and carboxyl groups in peptides.

A: NOTE : There is a minor typo error in the question. It will be carbonyl group and not carboxyl…

Q: 3. Draw the structures of: a) The two dipeptides that can be formed by combination of alanine with…

A: Amide A is N- isopropylbutanamide.

Q: The word amino would be present in the IUPAC name of which of the following compounds?…

A: