Review Questions.DNA

DNA, RNA & Proteins
DNA Questions

      DNA Review Questions:

     1. Bacteria may be attacked by viruses known as _______.
          a. Bacilli
          b. Spirilla
          c. Bacteriophages
          d. Cocci
          e. None of the above are correct

     2. During replication of DNA, a nucleotide base that would bond with cytosine is ________.
          a. Uracil
          b. Thymine
          c. Guanine
          d. Adenine
          e. None of the above are correct.

     3. All of the following enzymes are involved in the replicative process of DNA EXCEPT ________.
          a. DNA Ligase
          b. DNA Polymerase
          c. RNA Polymerase
          d. RNA Primase
          e. More than two of the above are incorrect.

4. Working independently, Frederick Griffith and Oswald Avery provided the first evidence that DNA carries genetic information by showing that ______.
            a. DNA brings about transformation of bacterial cells
            b. DNA is composed of a double helix
            c. DNA is contained in chloroplasts
            d. DNA is present in all tissue cells
            e. DNA is present in chromosomes

5. Which of the following statements is NOT true in regards to mutations?
            a. Gametes, eggs and sperm, can be affected.
            b. Ultraviolet radiation can cause damage to DNA.
            c. Inversion can occur, where one piece of a chromosome attaches to another chromosome.
            d. Chromosomes or nucleotides can be affected.
            e. All of the above are true statements.

For questions 6-10, please refer to the following choices which may be used once, more than once, or not at all.
                        a. Antiparallel
                        b. Lagging Strand
                        c. Phosphodiester Bond
                        d. Okazaki Fragments
                        e. Leading Strand
                        f. None of the above

6. Joins nucleotides together

7. The template for this strand is oriented in the 3' to 5' direction

8. DNA Ligase works to join this structure

9. Responsible for separating the double-stranded DNA molecule into the replication fork

10. This structure is formed in the 5' to 3' direction continuously by DNA Polymerase