Biochemistry

4 Questions

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Biochemistry Quizzes & Trivia

Covers chemical stucture of biomoleculesmajor biomolecules are carbohydrates, lipids, proteins and nucleic acids


Questions and Answers
  • 1. 
    The simplest of the hydrated carbons, with the formula (CH2O1) is called
    • A. 

      dihydroxyacetone

    • B. 

      formaldehyde

    • C. 

      pyranose

    • D. 

      Glyceraldehyde

  • 2. 
    As a rule, the number of isomers that a sugar has depends on
    • A. 

      the number of chiral carbons

    • B. 

      the kind of substituents

    • C. 

      the number of alcohol groups present

    • D. 

      its anomeric carbon

  • 3. 
    'Which of the following statements best characterize glucose?
    • A. 

      it usually exists in the furanose form

    • B. 

      it is a ketose

    • C. 

      it forms part of the disaccharide sucrose

    • D. 

      Only the L-isomer can be transported into mammalian cells

  • 4. 
    All of the following are composed exclusively of glucose, EXCEPT:
    • A. 

      amylose

    • B. 

      lactose

    • C. 

      cellulose

    • D. 

      Maltose

    • E. 

      glycogen