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Quiz

Pharm 511

Wilde Ketchatang 119 Fragen Aktualisiert am 19 Feb 2016

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Fragen in diesem Quiz (119)

  1. 1The three parts of each nucleotide are:
    1. A Cytosine, ribose, and phosphate
    2. BNitrogenous base, phosphate, and pentose sugar
    3. CAmino group, phosphate, and pentose sugar
    4. D Phosphate, ribose, and nitrogenous base
  2. 2For the DNA sequence, 5′-ATCGATCGATCGATCG-3′, which of the following represents the sequence and polarity of the complementary strand?
    1. A3′-CGATCGATCGATCGAT-5'
    2. B5′-ATCTATCGATCGATCG-3'
    3. C 5′-CGATCGATCGATCGAT-3'
    4. D3′-ATCGATCGATCGATCG-5'
  3. 3 Okazaki fragments are:
    1. A found on the lagging strand

    2. Bassembled as continuous replication
    3. Csynthesized by telomerase
    4. D found on the leading strand
  4. 4Which of the following statements about DNA replication in E.Coli is correct?
    1. A

      It uses RNA as a template
    2. B It involves discontinuous synthesis in the leading strand
    3. C It is bidirectional
    4. DIt proceeds with one replication fork per replicating molecule
  5. 5 This enzyme is responsible for copying DNA.
    1. A Ligase
    2. B
      Primase

    3. CRNase H
    4. D DNA polymerase
  6. 6Given the diagram below, what type of base-pair mutation has occurred?
    GCAGTGT------ GCAGTGT
    CGTCACA-------CGTUACA
    1. A
      Transversion

    2. B Frameshift
    3. C Insertion
    4. DTransition
  7. 7Which of the following statements about DNA replication in prokaryotes is true?



    1. A All prokaryotic DNA polymerases are not capable of proofreading
    2. B It involves continuous DNA synthesis in both strands
    3. C Does not require topoisomerase
    4. DHas multiple points of origin
  8. 8Which of the following statements about ribonucleotide reductase is true?


    1. A It catalyzes the addition of pyrophosphate
    2. BIt contains two kinds of allosteric regulatory sites, one for control of overall activity and another for control of substrate specificity
    3. C It converts 2’ -deoxyribonucleoside diphosphates into ribonucleoside diphosphates
  9. 9The conversion of dUMP to dTMP by thymidylate synthase requires which of the following?



    1. A N5,N10-methylenetetrahydrofolate
    2. B Ribonucleotide synthetase
    3. C Thioredoxin
    4. DGlutathione
  10. 10Lesch Nyhan syndrome is due to the inability to catalyze which of the following reactions?



    1. A Guanine to GMP
    2. BAdenine to AMP
    3. C Thymine to TMP
    4. DAdenosine to AMP

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Beschreibung
Quiz am Pharm 511, erstellt von Wilde Ketchatang am 19/09/2015.
Sprache
English
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6
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Erstellt am 19 Sep 2015 · aktualisiert am 19 Feb 2016
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