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b. A record player needle scratching the surface of a record. c. The oscillation of a diving board in response to a force. d. All of the above. 15. Of the following, which are NOT uses of nanoparticles in Biology a. Sensors to detect pathogens or their molecules. b. Delivery of pharmaceuticals. c. Tumor destruction by chemical means. d. All of the above actually are uses of nanoparticles. e. None of the above are uses of nanoparticles. 16. Which of the following are advantages of using fluorescent nanoparticles over fluorescent dye? a. Nanoparticles can be targeted to specific tissues, dyes cannot. b. Nanoparticles do not photobleach the way dyes can, thus they can be used long-term. c. Both a and b are advantages. d. Neither a nor b are advantages. 17. The use of nanoparticles to deliver medicine, RNA, DNA or proteins may involved a. The use of positively charged molecules to neutralize negative charges of the nucleic acid backbone. b. The use of chitosan to make a biocompatible nanoshell. c. The use of cellulose to make a biocompatible nanoshell. d. All of the above. e. Some of the above. 18. In developing nanoparticles for use in cancer therapy, one should consider a. Delivering chemicals to cancer cells but not healthy tissue. b. Keeping medicine from leaking out of cells. c. Both a and b are correct d. Neither a nor b is correct. 19. Semiconductor nanowires can be "biosynthesized by a. Using phage display to place CdS or ZnS binding peptide on the surface. b. Using a filamentous phage such as M13. c. Allowing arrays of nanocrystals to form. d. All of the above are steps in creating semiconductor nanowires. e. Some of the above are steps in creating semiconductor nanowires. 20. Magnetospirillum magnetotacticum naturally produces magnetic nanoparticles. These magnetosome proteins are useful in nanotechnology for a. Orienting the cell towards magnetic north. b. Purifying fused proteins by magnetic separation. c. Cloning genes from E. coli. d. They are of no use. 21. All of the following are properties of antibacterial nanocarpets EXCEPT a. Nanocarpets are capable of changing color and killing bacteria. b. The lipid molecules in nanotubes are able to kill bacteria by themselves. c. Only one color can be seen in response to various stimuli d. Eventually nanocarpets may also be used as biosensors. 22. The development of ion channel nanosensors involves the use of a. Gramicidin A to make the ion channel. b. Method to measure change in current or pH.

b. A record player needle scratching the surface of a record.
c. The oscillation of a diving board in response to a force.
d. All of the above.
15. Of the following, which are NOT uses of nanoparticles in Biology
a. Sensors to detect pathogens or their molecules.
b. Delivery of pharmaceuticals.
c. Tumor destruction by chemical means.
d. All of the above actually are uses of nanoparticles.
e. None of the above are uses of nanoparticles.
16. Which of the following are advantages of using fluorescent nanoparticles over fluorescent dye?
a. Nanoparticles can be targeted to specific tissues, dyes cannot.
b. Nanoparticles do not photobleach the way dyes can, thus they can be used long-term.
c. Both a and b are advantages.
d. Neither a nor b are advantages.
17. The use of nanoparticles to deliver medicine, RNA, DNA or proteins may involved
a. The use of positively charged molecules to neutralize negative charges of the nucleic acid backbone.
b. The use of chitosan to make a biocompatible nanoshell.
c. The use of cellulose to make a biocompatible nanoshell.
d. All of the above.
e. Some of the above.
18. In developing nanoparticles for use in cancer therapy, one should consider
a. Delivering chemicals to cancer cells but not healthy tissue.
b. Keeping medicine from leaking out of cells.
c. Both a and b are correct
d. Neither a nor b is correct.
19. Semiconductor nanowires can be "biosynthesized by
a. Using phage display to place CdS or ZnS binding peptide on the surface.
b. Using a filamentous phage such as M13.
c. Allowing arrays of nanocrystals to form.
d. All of the above are steps in creating semiconductor nanowires.
e. Some of the above are steps in creating semiconductor nanowires.
20. Magnetospirillum magnetotacticum naturally produces magnetic nanoparticles. These magnetosome proteins are useful in nanotechnology for
a. Orienting the cell towards magnetic north.
b. Purifying fused proteins by magnetic separation.
c. Cloning genes from E. coli.
d. They are of no use.
21. All of the following are properties of antibacterial nanocarpets EXCEPT
a. Nanocarpets are capable of changing color and killing bacteria.
b. The lipid molecules in nanotubes are able to kill bacteria by themselves.
c. Only one color can be seen in response to various stimuli
d. Eventually nanocarpets may also be used as biosensors.
22. The development of ion channel nanosensors involves the use of
a. Gramicidin A to make the ion channel.
b. Method to measure change in current or pH.

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