Multiple Choice
In agarose gel electrophoresis, why is bromophenol blue added to individual DNA samples before loading them into the gel?
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18. Molecular Genetic Tools
Methods for Analyzing DNA
Struggling with Genetics?
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Which of the following is a disadvantage of using DNA technology (e.g., PCR-based testing, DNA profiling, or sequencing) in human applications?
A
It prevents the analysis of very small or degraded biological samples.
B
It always produces perfectly accurate results, so it cannot lead to false positives or false negatives.
C
It cannot be used to identify individuals because DNA is identical in all humans.
D
It can raise privacy and ethical concerns if genetic data are accessed or used without consent.
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