Answer
Advantages - It is easy to comprehend, can be used in a barrage of methodologies, and is quite subtle in application.
Disadvantages -They require high computational strength, and are expensive.
Work Step by Step
It is easy to work with since we can identify organisms will little work by observing their phylogenetic tree. This ensures that the results are subtle and also due to the above benefits it also has a large number of uses.
However, more than one organism may have similar superficial characteristics thereby increasing the probability of procuring a mistake due to correspondence.