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- A22. Which ONE of the following statements regarding biological molecules is CORRECT? (A) The monosaccharide glucose is predominately in the linear form in aqueous solution. (B) (C) (D) (E) Disaccharides consist of two monosaccharide units linked by an ester bond. Starch is a polymer of glucose units held together by the formation of acetal bonds. Peptides are formed from a number of amino acids bound together through their side chain groups. Peptides and proteins are held together by imine bonds.Protein Structure and Function A common strategy in the regulation of protein function is to alter its structure. Describe two specific strategies used by the cell to alter a protein’s structure, thereby altering its function.Proteins associate with membranes in a number of different ways. identify them and outline their molecular basis.
- Q no 5: How the protein structure become stabilized and why the proteins function become halted with increasing temperature.Many proteins have several functions. Provide examples.What natural forces are responsible for this phenomenon?Alpha-helix of proteins, its characteristics. Draw a diagram of the arrangement of amino acids in the alpha helix. Examples of proteins formed mainly by this structure.
- Tt 7. What is the driving force that promotes secondary structure formation of alpha helices and beta sheets? How is this force arranged to make an alpha helix or beta sheet? What promotes turns or kinks in these structures? You can describe and/or draw it but please show what are the interactions facilitating this effect.Describe the primary, secondary and tertiary levels of protein structure.Hydrophobic intercation associated with protein tertiary structure involve
- a. what general category would you place this molecule in of the four categories of biomolecules? b. List 5 functional groups you see in this molecule?Protein Structure and Folding:a. Explain how changes in a protein’s amino acid sequence can change the way it behaves in water.b. Explain how changes in a protein’s amino acid sequence can change the way it interacts with othermolecules.c. Explain how changes in a protein’s amino acid sequence can change the way it forms secondary andtertiary structures when placed in water.Describe in no more than ten sentences the four levels of protein structure, and cite the noncovalent force(s) in each.