No, some organisms have similar (analogous) structures but are not closely related . A more accurate way of finding evolutionary connections would be to compare the DNA of different organisms.
The gradual change of an organism over a period of time is called evolution.
Evolution is the population phenomenon. The sudden change in an individual is called a mutation.
These are the thing that leads to the evolution:-
Thus, A more accurate way of finding evolutionary connections would be to compare the DNA of different organisms.
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