Mitochondrial DNA profiling is useful in developing DNA profiles from samples that are in less than ideal condition.What is a major limitation of using mitochondrial DNA profiling?
A)It is not possible to differentiate between maternal relatives.
B)It is possible to differentiate between maternal relatives.
C)It is useful in identifying victims of disasters when relatives are available for reference.
D)It is present in high copy number.

Question

Quizplus · Accepted Answer

Mitochondrial DNA profiling is useful for identifying individuals in cases where traditional nuclear DNA profiling is not possible due to degraded or damaged samples. However, a major limitation of mitochondrial DNA profiling is that it is not possible to differentiate between maternal relatives as all maternal relatives share the same mitochondrial DNA.

Mitochondrial DNA Profiling Is Useful in Developing DNA Profiles from Samples