Biochemistry

7. In the mixture of amino acids after hydrolysis of casein using the appropriate reagents, the presence of hydrophilic groups was detected. What amino acids contain them? Write their formulas. 8. A universal indicator has been added to the aqueous solution of amino acids. The acid reaction is determined. What amino acids are acidic? Write their formulas. 9. Using the appropriate reagents, sulfur was detected in the protein solution. What amino acids do it contain? Write their formulas. 10. Tell us about the classification of proteins. 11. What determines the biological value of proteins? 12. Describe the proteins of cereals and how they affect gluten. 13. Describe the proteins of meat. 14. What is the difference between By-products proteins and meat proteins? 15. What proteins are in eggs? 16. Describe the proteins of milk. 17. What is the physiological role of peptides and what peptides are known? 77