Quiz In Biotechniques

8 Questions | Total Attempts: 184

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Quiz In Biotechniques - Quiz

Choose the letter of the correct answer.


Questions and Answers
  • 1. 
    How do we know whether a gene is turned on?
    • A. 

      Determine is it is working

    • B. 

      Churning out molecules of messenger RNA

    • C. 

      If the gene is being expressed

    • D. 

      All of the above

  • 2. 
    1.      Laboratory equipment used to pinpoint all the differences in gene expression between two different cell types – in a single experiment!
    • A. 

      DNA Microarray

    • B. 

      Gel Electrophoresis

    • C. 

      Polymerase Chain Reaction

    • D. 

      DNA Extraction

  • 3. 
    Which among the following is not a DNA Microarray?
    • A. 

      Genome chip

    • B. 

      Gene expression

    • C. 

      DNA chip

    • D. 

      Gene array

  • 4. 
    The component of each spot in a microarray which corresponds to a single gene.
    • A. 

      Cancer cells

    • B. 

      Multiple copies of a unique mRNA sequence

    • C. 

      Multiple copies of a unique DNA sequence

    • D. 

      Healthy cells

  • 5. 
    1.      A disease of “genes gone bad”.
    • A. 

      Down’s Syndrome

    • B. 

      Hemophilia

    • C. 

      Cancer

    • D. 

      Leukemia

  • 6. 
    1.      An instrument that spins at very high speed and separates materials by size or density.
    • A. 

      Vortex

    • B. 

      Centrifuge

    • C. 

      DNA Microarray

    • D. 

      Work Station

  • 7. 
    1.      Why doesn’t the DNA stay in solution?
    • A. 

      DNA is hydrophobic.

    • B. 

      No, DNA will stay in the solution.

    • C. 

      It was dissolved when placed in the spinning instrument.

    • D. 

      The strands of DNA are much, much longer than RNA molecules.

  • 8. 
    1.      Which among the following is not a type of RNA?
    • A. 

      Complementary RNA (cRNA)

    • B. 

      Messenger RNA (mRNA)

    • C. 

      Transfer RNA (tRNA)

    • D. 

      Ribosomal RNA (rRNA)