University:
Lehman College
Course:
CHE 444 | Biochemistry I
Academic year:

2020
Views:

237

Pages:

1
Author:

RedWo

Quiz la Protein and Amino acids blochemistry for first year medten! Date: 1/2/2020 students Total Marks: 15 Time: (15) Minuten Name: Roll No- Read Each Statement Carefully And Indicate Whether The Statement ls True Or False 1. Molecular chaperones assist large proteins in folding. 2. Tryptophan containing an imidazole ring and it is highly hydrophobic. ( 3. Ornithine and Citruline are examples of post-translation modification ( 4. Leucine and isoleucine are considered as ketogenic amino acids. ( 5. Pyrolysine is synthesized in vivo by joining two molecules of leucine ( 6. Glutathione is a tripeptide present in all tissues. ( 7. Tertiary structure is determined by interactions between backbone atoms ( 8. Type Il osteogenesis imperfecta is called osteogenesis imperfecta tarda. ( 9. Menkes disease is caused by mutation in glycine gene in collagen ( 10. Tense state of hemoglobin has a higher affinity for 02. ( 11. HB. H (v4) is a variant form of HB, may be present in variants of a thalassemia( 12. In Sickle-Cell disease there is a Change in quaternary Structure of HB 13. a-thalassemia is more common than ß-thalassemia( 14. C-reactive protein is marker for inflammation in the body and extremely elevated in viral infection ( 15. Edman's Reagent used 1-fluoro-2, 4-dinitrobenzene to determine insulin structure