Reference no: EM133649681

Question 1. Does the chemical reaction to unite amine acids incorporate or liberate atoms? What are the chemical entities incorporated or liberated in this reaction?

Question 2: Are there different proteins made by the same total number of amino acids?

Question 3: Are proteins with the same number of each different amino acid that form them necessarily identical proteins?

Question 4: What is the essential condition for a protein to be identical to another protein?

Question 5: Wnat is the primary structure of a protein? What is the importance of the primary structure?

Question 6: What is the secondary structure of a protein?

Question 7: What is the difference between the alpha-helix and the beta-sheet protein conformations?

Question 8: What is the tertiary structure of a protein? What are the main types of tertiary structure?

Question 9: What is the quaternary structure of a protein? Do all proteins have quaternary structure?

Question 10: What is protein denaturation? Is there any change in the primary structure when a protein is denatured?

Question 11: How can denaturation be classified regarding its reversibility?

Question 12: What are some factors that can lead to protein denaturation?

Question 13: Is it expected that a change in the primary, in the secondary or in the tertiary structure of a

Question 14: In sickle cell anemia, a hereditary disease, there is substitution of one amino acid by another in one of the four polypeptide chains of hemoglobin. In this case are all of the structural levels of the protein modified?

Question 15: What is the difference between essential and natural amino acids?

Question 16: What are respectively some remarkable functions of myosin, CD4, albumin, keratin, lmmunoglobulin, reverse transcriptase, hemoglobin and insulin?