Biochemistry Mid - II, November - 2014

 July 19, 2015     VIKRAM     250

1. 

The secondary structure of proteins is formed by

  • A. 

    Sub-units

  • B. 

    peptide bonds

  • C. 

    beta sheets

  • D. 

    Active sites



2. 

Transamination of alanine yields

  • A. 

    Pyruvate

  • B. 

    oxaloacetat

  • C. 

    acetyl co A

  • D. 

    none



3. 

Immediate precursor of urea is

  • A. 

    Carbamoyl phosphate

  • B. 

    arginine

  • C. 

    ornithine

  • D. 

    citrulline



4. 

Urea is synthesized in

  • A. 

    Mitochondria

  • B. 

    ER

  • C. 

    cytoplasm

  • D. 

    extracellular



5. 

Shikimate pathway is not seen in

  • A. 

    Animals

  • B. 

    plants

  • C. 

    bacteria

  • D. 

    Fungi



6. 

This is not synthesized by shikimate pathway

  • A. 

    tyrosine

  • B. 

    tryptophan

  • C. 

    phenylalanine

  • D. 

    alanine



7. 

This is a simple lipid

  • A. 

    waxes

  • B. 

    phospholipids

  • C. 

    glycolipids

  • D. 

    lipoproteins



8. 

Starter molecule for the synthesis of fatty acids is

  • A. 

    malonyl coA

  • B. 

    acetyl coA

  • C. 

    triacyl glycerol

  • D. 

    none



9. 

The end product of beta oxidation of odd chain fatty acids is

  • A. 

    propionyl coA

  • B. 

    acetyl coA

  • C. 

    malonylcoA

  • D. 

    acyl coA



10. 

The following is called as ‘animal sterol’

  • A. 

    glycerol

  • B. 

    hormones

  • C. 

    cholesterol

  • D. 

    oil



11. 

Detergents form________________ molecules.



12. 

Transamination of uracil gives ________________



13. 

Nitrogen bases bond with deoxyribose at ___________ in DNA



14. 

The end product of purine degradation is _________________.



15. 

Guanine is a _______________



16. 

Proteins move towards _______________ in electrophoresis.



17. 

Phosholipids are commonly seen in __________



18. 

Removal of amine from amino acids in form of ammonia is called______________.



19. 

______________ Amino acid give yellow colour with ninhydrin .



20. 

Thymine is replced by _______________ in m - RNA



  Related Links
R13 - I Mid - Term Examinations, September - 2014 
R13 - II Mid - Term Examinations, November - 2014