36. Which of the following amino acid structures can weakly interact with water through hydrogen bonding? A. I and IV B. Il only C. Il and III D. III only E. None of the above
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- Match the chemical properties with the amino acid (note: the charges are not indicated on the charged amino acids) A. NH3+ - CH - COO- I (CH)2 I OH N,N - DimethyltryptamineAspartic acid B. NH3+ - CH - COO- I (CH)4 I NH2 Which one of each of these is: uncharged and polar charged and non-polar negatively charged and polar positively charged and polar1d) Suppose you adjusted the pH of the biotin solution to 4.5 - what effect would that have on the biotin molecules?Peptide bond formation occurs between which functional groups? SELECT ALL THAT APPLY A. Amino B. Carboxyl C. Alpha-Carbon D. Nitrogen
- Chemistry I'm thinking DEAE makes the most sense but I want a second opinion. I'm also not sure how to elute the protein. I'll rate with a good answer, thanks!Need help. Which one of the following statements is FALSE? Group of answer choices A.Beta-pleated sheets are part of the secondary structure of proteins B.The nitrogenous bases of DNA are located on the inside because they are hydrophobic in character C.The peptide bond is formed by dehydration synthesis D.Alpha helices are stabilized by attraction between the amino acid R groups E.The peptide bond is rigid and planar and has partial double bond characterSaturated fatty acids tend to be more
- Beta ( ? ) sheets are a type of secondary structure in proteins. A segment of a single chain in an antiparallel ? sheet has a length of 80.5 Å . How many residues are in this segment?Amino acids with non-polar side chains are zwitterions at a. middle pH levels, between the pKa’s of the amino and carboxyl groups. b. very low pH, where the hydrogen ion concentration is high. c. none of the above. d. the pKa of the side chain.2- Some proteins contain additional amino acids that arise by modification of an amino acid already present in a peptide , examples include: a) Gamma Amino Butyric Acid. b) 5 - hydroxy Lysine c) 4 - hydroxy proline d) All of the above e) None of the above
- I'm working on the thermodynamics of protein binding but I want to understand more on the enthalpic and entropic components of a binding reaction. Could you please explain?Amino acids are classified according to the R group linked at the carboxyl group.a. Trueb. FalseTertiary structure of protein is maintained by Select one: a. Hydrogen bond b. All of these c. Di-sulphide bond d. Peptide bond