A DNA microarray (also called a DNA chip) can be used to ________
A) detect mutations that may indicate a risk of disease
B) detect RFLPs
C) generate mutations in the gene of interest
D) determine protein translation levels
Answer: A
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Which of the following is not a reason why gene regulation in prokaryotes is simpler than in eukaryotes?
A. Prokaryotic DNA is not packaged in chromosomes. B. Prokaryotic DNA is not sequestered in the nucleus. C. Processing of mRNA does not occur in prokaryotes. D. Prokaryotic mRNA travels rapidly from the nucleus. E. Transcription and translation are not separate processes in prokaryotes.
Of the following bacterial species, which is associated with a serious diarrheal illness with high mortality rates among some populations?
a. E. coli b. Shigella spp. c. Salmonella spp. d. Vibrio spp.
The BACTEC automated blood culture system detects organisms by monitoring a rise in carbon dioxide (CO2) levels using which type of sensor?
a. Fluorescence b. Colorimetric c. Isotopic d. Saponin
What is the deltoid muscle shaped like?
A. a triangle B. a trapezoid C. a long thin line D. a circle E. a square