Lect 2

  1. Retroviruses utilize the macromolecule ________ as their genomic material and have a specialty enzyme for nucleic acid synthesis called _______.
    RNA; reverse transcriptase
  2. Eugenics, Frankenfoods, and  Superbugs as WMD are potential negative and harmful uses of ___________ and ________.
    • genetic engineering
    • gene manipulation
  3. In fermentation pathways, the molecule _____ is regenerated to allow glycolysis to continue and the end products are usually ________ acids, alchohols, or gasses.
    NAD; organic
  4. The genetic code must code for at least 20 _______ found in proteins, and must be a ________.
    amino acids; triplet
  5. An organism that grows despite much higher than normal salt concentration is called _________ and an organism that grows best at a higher than normal temp is called _______.
    halophile;  thermophile
  6. The standard test for determining drug sensitivity and resistance in bacteria.
    Kirby Bauer
  7. The drug of last resort with MRSA.
  8. Which bacteria produces an important biochemical necessary for the PCR reaction used in current biotechnology procedures?
    Thermus aquaticus
  9. The breakdown of macromolecules in metabolism.
  10. A substance that can cause an "Inheritable" change in DNA.
  11. Which bacteria species sometimes possess an agent that can be a vector for transporting genetic material fro one cell to another cell in current biotechnology procedures?
    E. Coli
  12. The molecule that is formed in the preparatory stage that leads into the Krebs cycle.
    Acetyl CoA
  13. A molecule composed of 2 carbons from glycolytic pyruvic acid and is attached to a coenzyme.
    Acetyl CoA
  14. In paternal tests and DNA tests, the short pieces of DNA that are separated by gel electrophoresis and then compared to a potential father or criminal, the DNA pieces produced are called _____.
  15. In cells with true nuclei and organelles, cellular respiration rxns (aerobic) that produce tremendous quantities of useful cellular energy occur in the _______ and produce ________ as a waste product.
    mitochondria; CO2
  16. In "producer plant cells" (like grass and trees), checmical rxns that produce fuel material for all the earth's consumers occur in the ________ organelle and produce ______ as final products.
    chloroplast; glucose & oxygen
  17. Ketoconazole is an antimicrobial drug that acts against  what  in bacteria?
    synthesis of protein material
  18. An antimicrobial drug that acts against transcription and translation in bacteria.
    Rifampin (?)
  19. __________ is antimicrobial acting against the synthesis of folic acid material in bacteria by ______ inhibition.
    sulfonamide;  competetive
  20. The type of replication when DNA replicates and one old strand acts as a template for the synthesis of the new strand.
  21. The _______ of an organism represents the genetic potential of an organism while the ______ represents the actual expressed traits of an organism.
    genotype; phenotype
  22. The release of virions from bacterial cells during an active life cycle.
  23. The movement of O2 gas into the cell, the cytoplasm, and then the mitochondria is driven by _________ and then the movement of CO2 out of the mitochondria, to the cytoplasm, and then out of the cell is driven by _______.
    diffusion;  diffusion
  24. A microbe that grows best close to room temp (25 degrees C).
  25. A drug that is given as a prophylactic antimicrobial in case of suspected exposure to a dangerous pathogen such as Neisseria menengitides (and in some MDR TB cases).
Card Set
Lect 2
Exam 2