Which letter corresponds to the answer? Its D-configuration plays a distinctive role as a signaling molecule in the brain. a. Glycine  b. Methionine c. proline d. serine

Q: The R group or side chain of the amino acid serine is -CH2-OH. The R group or side chain of the…

A: Proteins are unbranched polymers constructed from 22 standard α-amino acids. They have four…

Q: uman insulin is made up of A chain with 21 amino acid residues and B chain with 30 amino acid e in…

A: Proteins are the polymers of amino acids connected to each other by one peptide bond. One peptide…

Q: A peptide has the sequence…

A: Natural peptides are composed of 20 standard amino acids. The 20 standard amino acids are…

Q: Which amino acid fits for these lines? a) this amino acid is neither L nor D b) This amino acid…

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

Q: Which of the following is a drawback of using base hydrolysis during amino acid composition? A.…

A: The amino acids that occur naturally as constituents of proteins have an amino group (NH2) and a…

Q: Which of the following amino acid pairs may form hydrogen bonds between their sidechains (select all…

A: Amino acids are biomolecules formed of an amino group, carboxyl group, and a variable R group…

Q: Write down the  structure of the amino acid asparagine and explain why you would classify it as an…

A: Amino acids are the smallest units of proteins and polypeptides. Amino acids differ from each other…

Q: Give a clear handwritten answer with explanation.....give detailed answer. what is standard amino…

A: Proteins are a class of complex macromolecules essential for the human body. Proteins are formed by…

Q: The amino acid tyrosine contains a phenolic R-group and has pKa values of 2.2, 9.0, and 10.2. A…

A: tyrosine or L-tyrosine is one of the 20 standard amino acids that are used by cells to synthesize…

Q: At the center of all 20 standard amino acids is what is termed the a-carbon that is covalently…

A: Proteins are made up of amino acids and each amino acid has different functional group (R- group).…

Q: (a). Name the TWO functional groups that are characteristic of all amino acids. (2) (b). Assume that…

A: The amino acids are monomers of proteins. Individual  amino acids are zwitterionic in nature which…

Q: how do we maintain a steady support of amino acids in the body?

A: Amino acids are the basic units of proteins and proteins are very important for our body because…

Q: . Which amino acid has a polar side chain? . Which amino acid is more soluble in water? B . Select…

A: The building blocks of life are the cells. These cells are the structural and the functional units…

Q: Briefly describe the structural differences for each pair listed: A) Glycogen and Cellulose   B)…

A: Glycogen is the form in which glucose is stored in bacteria, fungi and animals. In humans, glycogen…

Q: Refer to the following table below to answer the succeeding questions: Amino acid pK, pK2 pK3…

A: The charge on the amino acid depends on the pKa value of the ionizing groups in the amino acid. The…

Q: To see how many unique proteins, each composed of just two amino acids, can be formed from five…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: Which of these is NOT made from glutamate semialdehyde   A) proline B) lysine C) ornithine D)…

A: Introduction  Amino acids are the building blocks of proteins. The building blocks of life are amino…

Q: The image below shows an amino acid at physiological pH. Answer the following questions about this…

A: Amino acids can be referred to as the monomers responsible for forming proteins. Each amino acid is…

Q: how chemical bonding stabilizes a specific secondary structure element that is present in your PDB…

A: The protein coded as 3GRS is glutathione reductase.

Q: How many amino acids are in the following peptide? H₂N H3C ZI CH3 IZ O=C CH3 `N H HH OH | LOH

A: A polypeptide chain constitutes of amino acids are linked together via peptide bonds. The proteins…

Q: Which letter corresponds to the answer? The L-configuration of this amino acid is important for the…

A: Amino acids are organic molecules having an amino group and an acid group. Amino acids are…

Q: The first stage protein is a water soluble protein that has a tertiary structure. Which type of…

A: Protein is the linear, unbranched polymer of amino acids. Amino acids are joined together by the…

Q: HiCan you help me solve this question?

A: a) Cysteine is a non-essential sulfur-containing amino acid in humans, related to cystine, Cysteine…

Q: The graph to the right displays the degree of helicity that was measured for a peptide as nine…

A: Polypeptides are polymers of amino acids that is linked by peptide or amide bonds. It is called as…

Q: A portion of a polypeptide chain contains the following sequence of amino acids: (-Met, -Leu, -Ala,…

A: Proteins are polymers that are composed of individual monomers known as amino acids. Each amino acid…

Q: Explain the difference between essential and nonessential amino acids. How many of each are there?…

A: Proteins are one of the macronutrients present in the food. They are very essential for growth and…

Q: Draw the Haworth projection and chair conformation for the following carbohydrates.

A: Carbohydrates These are biomolecules that constitutes atoms of carbon, hydrogen and oxygen. These…

Q: What do you mean by aminon? State its function.

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Q: The simple average molecular weight of the  20 common amino acids is 138 , but most biochemists use…

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Q: This type of lipid is a complex mixture of esters of long-chain carboxylic acids and long- chain…

A: Lipids :  An organic compound esters of fatty acids with alchohol that are insoluble in water, which…

Q: Which type of amino acid would you expect to find in large numbers in a protein found in a deep-sea…

A: Step 1 Deep-sea vent, hydrothermal (hot-water) vent are formed on the ocean floor when seawater…

Q: Valine is an amino acid with a nonpolar side chain and serine is one with a polar side chain. Draw…

A: Amino acids are building blocks of proteins. Based on the polarity amino acids are grouped into four…

Q: Amino acids differ because they are very “R” groups. Is this a result of amino acids ability to form…

A: Amino acids are organic compounds that combine to form proteins, the building block of life. After…

Q: List down the physiological significance of each of the 20 amino acids.

A: Amino acids:  a. Amino acids are the building units of protein and other biomolecules. b. The key…

Q: Consider the following situation; Fresh pineapple contains the enzyme bromelain that hydrolyzes…

A: Fresh pineapple contains the enzyme bromelain that hydrolyzes peptide bonds in proteins.

Q: Which types of amino acids (polar, nonpolar, or charged) are expected to be found primarily in the…

A: On the basis of shape and solubility proteins are classified as: Globular proteins Fibrous protein…

Q: Draw a peptide with 2 or 3 amino acids from the name Emily

A: Peptides are formed by the joining of the amino acids by the removal of water via the condensation…

Q: Which statement about amino acids is true? Group of answer choices They are monomers that can be…

A: The body of the organisms is composed of several biomolecules.

Q: Which of the following amino acids is/are ketogenic? A. tyrosine and phenylalanine B.lysine and…

A: A carboxylic acid group, a side-chain distinct to each amino acid, and an amine group are the three…

Q: Which two amino acids are shown on the left side of Figure 3? Use Figure 2 to answer this. To which…

A: Proteins- They are large size macromolecules, polymers of structural units called amino acids.…

Q: Draw the generalized structure of an amino acid, and a peptidebond that connects them in proteins

A: Amino acids are the molecules that combines to a protein.In amino acid centrally placed carbon atom…

Q: Three proteins K, L and M have the same % composition. Which is TRUE? A. The three proteins will…

A: Proteins are composed of a linear chain of amino acid sequences attached together via peptide bonds.…

Q: Two proteins with the same amino acid composition do not have the same primary structure. Explain…

A: Protein  Proteins are the polymers of nitrogenous compounds called amino acids. Each amino acid…

Q: A peptide has the sequence Glu-His–Trp–Ser-Gly-Leu-Arg-Pro-Gly The pK, values for the peptide's side…

A: Amino acids have alpha amino and carboxyl groups that can be titrated. Some amino acids have side…

Q: Which of the following properties of a free fatty acid molecule would make it capable of producing…

A: Fatty acid molecules are the building block of fat present in the body. Three fatty acid molecules…

Q: b. What is the average charge of the amino acid at a pH of 10? Please round your answer to the…

A: The isoelectric point is the point at which amino acids carry no net charge.