Biochem Quiz 1

8 Questions | Attempts: 155
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  • 1/8 Questions

    A nucleoside is made up of a

    • Base
    • Base and phosphate
    • Base and ribose
    • Ribose and phosphate
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About This Quiz

Biochem class taken in FTM

Biochemistry Quizzes & Trivia

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  • 2. 

    ________ are a fused ring with a 5-member imidazole while _________ are 6-member rings

    • Pyrimidines; Purines

    • Purines; Pyrimidines

    • Adenine; Guanine

    • Uracil; Cytosine

    Correct Answer
    A. Purines; Pyrimidines
  • 3. 

    Which bond is the strongest?

    • H-Bonds

    • Ionic Bonds

    • Van der Waals

    • Covalent Bonds

    • Hydrophobic interactions

    Correct Answer
    A. Covalent Bonds
  • 4. 

    All of the following atoms are nucleophillic (eletron rich) except for

    • F

    • O

    • N

    • C

    Correct Answer
    A. F
  • 5. 

    All of the following are true about DNA double helix except

    • Right hand coil

    • Held together by H-bonds

    • 2 non-complementary anti-parallel strands

    • Bases are interior of helix

    • Phosphate and sugar groups cause negative charge on the outside

    Correct Answer
    A. 2 non-complementary anti-parallel strands
  • 6. 

    What is Chargaff's Rules?

    • 4 bases are equal

    • Base composition is the same from species to species

    • Purines equal pyrimidines

    • Purines equal purines

    Correct Answer
    A. Purines equal pyrimidines
  • 7. 

    What kind of bond is between the C1 of the pentose and N1 of pyrimidines or N9 of purines?

    • Ionic

    • Linoleic

    • Phsophodiester

    • Hydrogen

    • Beta-N-glycosidic

    Correct Answer
    A. Beta-N-glycosidic
  • 8. 

    All the following are true about nucleoside triphosphate functions except

    • ATP - universal chemical energy in cells

    • GTP - protein biosynthesis and signaling

    • UTP - Activation in protein biosynthesis

    • CTP - activation of P-lipid biosynthesis

    • Coenzeymes - nucleotide derivatives

    Correct Answer
    A. UTP - Activation in protein biosynthesis

Quiz Review Timeline (Updated): Jul 30, 2011 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jul 30, 2011
    Quiz Edited by
    ProProfs Editorial Team
  • Jul 08, 2009
    Quiz Created by
    Masterminh
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