What are Northern blots used for?
What will be an ideal response?
used to detect gene expression
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Klebsiella spp. were isolated from a sputum sample, and susceptibility testing was performed. The isolates were sensitive to several antibiotics; however, they were resistant to ampicillin. Which one of the following statements explains this discrepancy?
a. The ampicillin disk is most likely expired. b. Because Klebsiella spp. should be sensi-tive to ampicillin, a technical error is to blame. c. Ampicillin inhibits cell wall synthesis. In addition, because Klebsiella spp. do not have a cell wall, they should not have been tested for ampicillin. d. No discrepancy is present; Klebsiella spp. are normally resistant to ampicillin.
Define and explain the use of antisense technology in plant biotechnology
What will be an ideal response?
All known halophiles are archaea.
a. true b. false
As your body destroys macromolecules that were present in the food you've eaten, is the energy present in those molecules destroyed?
a. Yes. By breaking down these macromolecules, some of the energy they contained is destroyed. b. No. Breaking down molecules does not lead to the release of energy. c. No. The energy contained within these macromolecules is converted into other forms of chemical energy and kinetic energy, though some is lost as heat. d. No. While the vast majority of the energy contained in these macromolecules is converted to heat, it is notactually destroyed.