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Using a DNA Microarray

View the animation below, then complete the quiz to test your knowledge of the concept.






1DNA microarrays contain ________.
A)single-stranded DNA
B)double-stranded DNA
C)genomic DNA
D)complementary DNA



2To use a microarray, mRNA from cells of interest are first converted to ________.
A)double-stranded DNA
B)proteins
C)tRNA
D)cDNA



3In the microarray procedure, what molecule is labeled with a fluorescent tag?
A)mRNA
B)double-stranded DNA
C)cDNA
D)single-stranded DNA



4DNA microarrays are used to study patterns of gene expression.
A)True
B)False



5DNA microarrays may be used to study how a cell responds to specific environmental conditions.
A)True
B)False







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