RECOMBINANT DNA TECHNOLOGY

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Across
  1. 2. Each strand of a DNA molecule is composed of a long chain of___ nucleotides.
  2. 4. The structure of DNA is a ___ polymer.
  3. 7. DNA from bacteriophages are easy to be isolated.
  4. 8. ___ are small rings of DNA.
  5. 12. The process used to identify the transformed bacteria which have successfully taken up the recombinant DNA.
  6. 13. ___ is a virus used as a cloning vector.
  7. 15. The development of recombinant DNA technology was advanced by the collaboration of ___ and Herbert Boyer in 1972.
  8. 16. DNA and plasmid are isolated.
Down
  1. 1. The nucleotides are joined together by___ bonds.
  2. 3. ___ is an organism that is used to receive recombinant DNA for cloning purpose.
  3. 5. Restriction enzyme also called restriction ___.
  4. 6. DNA ___ by separating into two single strands.
  5. 9. Each human cell contains approximately two ___ of DNA
  6. 10. ___ stands for deoxyribonucleic acid.
  7. 11. ___ is to identify a host cell that has taken up a recombinant plasmid.
  8. 14. DNA is a ___ of the four nucleotides A,C,G and T