12. In some proteins, hydrogen bonding occurs between polar residues and the surrounding aqueous environment, forcing the polar residues to the exterior of the protein. What are the interactions between the polar residues and the aqueous environment called? a. hydrophilic interactions b. salt bridges c. nonpolar interactions d. hydrophobic interactions e. dispersion forces

Q: Draw the structure of the tetrapeptide and also draw the structure of the amino acids upon…

A: In this question, tetrapeptides,  we have to draw the structure given compound we take the different…

Q: Combine these amino acids into a tripeptide. Add or remove atoms and bonds as needed.

A: Peptide bond :-  An amide linkage formed by the removal of water from carboxylic acid group of one…

Q: Based on my discussion about hair and tertiary protein structure in these videos, hair tends to…

A: The general structure of cysteine amino acid is given as: When two cysteine amino acids link to…

Q: The amino acid serine has the condensed structural formula shown here: NH,CH(CH,OH)COOH Determine…

A: The given compound is amino acid Serine. It's condensed structural formula is NH2CH(CH2OH)COOH.

Q: The diagram above represents two amino acid side chains interacting between two polypeptides (R and…

A: In this question, we will see which type of intraction between two amino acid side chains.  You can…

Q: Explain the difference between the primary and secondary structure of a protein.

A: Proteins are the most abundant biomolecules of the living system. They occur in every part of the…

Q: Amino acids may be acidic, alkaline or neutral. How does this happen? What are essential and…

A: Amino acids consist of nitrogen, oxygen, hydrogen and carbon as well as variable side chain group.…

Q: 24. What is denaturation of protein? What are the types of this? What factors (agents) cause the…

A:

Q: which of the following is true about the twenty standard amino acids? a. all of them are chiral…

A: which of the following is true about the twenty standard amino acids?a. all of them are chiral…

Q: How do the properties of the R groups in amino acids relate to the properties of proteins?

A: Amino acids are organic compounds that combine to form proteins. Amino acids and proteins are the…

Q: Consider the statements below and indicate if they are true or false. Hydrophobic proteins are…

A: Since you have asked a question with multiple sub parts, we will answer the first three parts only.…

Q: Mark any/all that apply to the process of breaking down proteins into amino acids.

A: Step : 1           The required answer for the question is follow as :

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

A: peptide are formed from the amino acid via condensation reaction between amine group of one amino…

Q: List two important functions of proteins in human body.

A: 1) These are responsible for maintaining the osmotic pressure balance within the cells of the body.

Q: What type of bonds are responsible for the primary structure of a protein?

A: The primary structure of a protein refers to the sequence of amino acids in the polypeptide chain.

Q: What is the best description of a protein? A protein consists of a chain of amino acid molecules…

A:

Q: Draw the chemical structure of a polypeptide whose primary structure is Serine-Asparagine-Valine.…

A: Polypeptides are polyamides formed by the condensation of amino acids.

Q: Draw the structure of simple amino acids and identify the functional groups of this molecule.

A: The most fundamental compound of a protein is an amino acid. Amino acids are monomeric units of…

Q: a segment of a protein chain.

A: A segment of protein chain: The segment is defined as a structural element traversing from a…

Q: The pH at which the concentration of the zwitterionic form (dipolar form) of an amino acid is at its…

A: As we know amino acid structure allows them to behave both as acid or base  and because of this they…

Q: 12) Proteins are long chains of amino acids joined together by peptide bonds. Which structure…

A: Given, The structure properly depicts the peptide bond formed between two generic amino acids is:

Q: Some proteins owe their functions to the three dimensional shape they have; what contributes to…

A: using basics of 3D structure of protein.

Q: How does adding a base allow us to let us know that proteins are in the sample that we're trying to…

A: On adding Acid and base in the sample contains protein, the pH of the sample as well as protein get…

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

A:

Q: different

A: Proteins are polymers of amino acids.Their three dimensional structure depends mainly on the…

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: 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: For each denaturing agent, explain the changes observed when it is added to an egg white in terms of…

A: Answer - (a) Heat - The denaturation of the proteins of egg white by heat—as when boiling an egg—is…

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: Amino acids are solids with relatively high decomposition points at normal temperature. Please…

A: Amino acids are solids with relatively high decomposition points at normal temperature.  High…

Q: A protein structure is solely determined by the sequence of amino acids in the primary structure.…

A: The protein forms from the polypeptide chain after large amount of primary and secondary interaction…

Q: ). Explain how the structure of a protein affects its properties

A: STRUCTURE: Step 1: The function of the protein is determined by its shape. The shape of the protein…

Q: Proteins fold into complex three-dimensional shapes. The function is dependent upon the structure of…

A:

Q: What type of interactions can be formed between two amino acid residues in a protein?

A: Proteins are polymers of alpha amino acids. They are formed by condensation reaction between amino…

Q: Describe the basic structure of an amino acid. How are amino acids linked together to form proteins?

A: Amino acid molecules contain an amine group (-NH2), a carboxyl group (-COOH) and a side chain (-R…

Q: Part C Complete the sentences to explain the differences between an a helix and a B-pleated sheet.…

A: Given Part C The alpha helix is a type of _________ protein structure resembling the shape of a…

Q: In relation to the spatial structure of the proteins select the INCORRECT alternative: (a) The…

A: A multiple choice question based on biological importance of chemical elements that is to be…

Q: Describe the process of interaction within proteins?

A: Protein–protein interactions (PPIs) are actual contacts of high explicitness set up between at least…

Q: 10) The a helix of the secondary structure of a protein is held together by hydrogen bonds between…

A: True Alpha helix is the right hand coil strand which consists of amino acids side chains. Hydrogen…

Q: How many different proteins containing 100 amino acids can be made from the 20 naturally occurring…

A: Here, given that proteins contain 100 amino acids . Amino acids are organic compounds having both…

Q: Write the structure of the pentapeptide GLDSC

A:

Q: a basic amino acid Choose... + an acidic amino acid Choose... + an achiral amino acid Choose... + a…

A:

Q: Why are weak interactions important for maintain protein structure?

A:

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