[BIOCHEMISTRY] Introduction: Nucleic Acid

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batangmahaba
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216526
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[BIOCHEMISTRY] Introduction: Nucleic Acid
Updated:
2013-04-29 05:49:41
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Biochemistry
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Pharmacy Board Exam Reviewer
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  1. Serves as predominant second messenger
    cAMP
  2. It controls enzymatic reaction through allosteric effect on enzyme activity
    Nucleic acids
  3. It serves as mediator of numerous important cellular process like second messenger
    Nucleic acid
  4. It serves as energy store for future use in phosphate transfer reaction
    Nucleic acid
  5. It serves as activated intermediates in numerous biosynthetic reaction
    Nucleic acid
  6. Derivatives of purine bases
    • Adenine
    • Guanine
  7. Derivatives of pyrimidine bases
    • Thymine
    • Uracil
    • Cytosine
  8. Most common adenosine derivative
    • 3'-5' cyclic adenosine monophosphate
    • cAMP
  9. Very powerful second messenger involved in passing signal transduction event from cell surface to internal protein
    cAMP
  10. Compound which is involved in regulation of ion channels by direct interaction with channel proteins
    cAMP
  11. Most common guanosine derivative
    cGMP
  12. A compound that antagonize the effect of cAMP
    cGMP
  13. It is formed by the condensation of two or more nucleotides
    Polynucleotides
  14. Bond between phosphate group and pentoses
    Phosphodiester bond
  15. Bond between purine and pyrimidine bases
    Hydrogen bond
  16. Number of bonds between G and C
    3 H bonds
  17. Number of bonds between A and T
    2 H bonds
  18. Which is more stable? G-C pair or A-T pair?
    G-C pair
  19. Method of analysis for DNA structure
    • Chromatography
    • Electrophoresis

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