PLTW PBS 1.2 Key Terms Quiz

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Across
  1. 2. A component of nucleic acid that carries hereditary information in DNA in cells. Chemically, it is a pyrimidine base.
  2. 4. Any of the usually linear bodies in the cell nucleus that contain the genetic material.
  3. 6. Electrophoresis The separation of nucleic acids or proteins, on the basis of their size and electrical charge, by measuring their rate of movement through an electrical field in a gel.
  4. 9. Differences in DNA sequence on homologous chromosomes that can result in different patterns of restriction fragment lengths (DNA segments resulting from treatment with restriction enzymes).
  5. 10. A building block of DNA, consisting of a five-carbon sugar covalently bonded to a nitrogenous base and a phosphate group.
  6. 11. A component of nucleic acids, energy-carrying molecules such as ATP, and certain coenzymes. Chemically, it is a purine base.
  7. 12. Something spiral in form.
Down
  1. 1. A degradative enzyme that recognizes specific nucleotide sequences and cuts up DNA.
  2. 3. A double-stranded, helical nucleic acid molecule capable of replicating and determining the inherited structure of a cell’s proteins.
  3. 5. A simplified version of something complex used, for example, to analyze and solve problems or make predictions.
  4. 6. A component of nucleic acids that carries hereditary information in DNA and RNA in cells. Chemically, it is a purine base.
  5. 7. A component of nucleic acids that carries hereditary information in DNA and RNA in cells. Chemically, it is a pyrimidine base.
  6. 8. A discrete unit of hereditary information consisting of a specific nucleotide sequence in DNA (or RNA, in some viruses).