LAB 2 Questions: 12. Why is a test with just water done in each experiment? 13.

Question

LAB 2 Questions: 12. Why is a test with just water done in each experiment? 13. List all of the amino acids that have predominately hydrophobie side chains 14. List all of the amino acids that have predominately polar side chains 15. What kind of reaction occurs between Sudan III and hydrophobic substances? 16. How would you determine if cellulous is bydrophobic or hydrophilie? 17. Devise a way to dilute a solution 512 fold using no more than 9 and not less than 8 dilution steps. What problems might one encounter performing a Biuret test for protein on intact red blood cells? How could these problems be overcome? 18. 19. How does the structure of phospholipids differ from the structure of triglycerides? 20. Based on the tests performed, what macromolecule(s) make up your unknown solution? Explain how you determined this. 19

Explanation / Answer

13.There are two types of amino acid group which have hydrophobihydrophobic chain one is aromatic and other is aliphatic.In aromatic Phenylalanine, Tryptophan and Tyrosine comes while in aromatic Isoleucine, leucine, methonine and valine comes.

14. Amino acids ewit polar group are AspargAspa, cysteine,gultamine ,serine , theronine

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