Which of the following describes how dna provides evidence to support that life changes over time

a- some animals exhibit similar stages of embryonic development
b- some animals exhibit structural that are no longer used for any purpose
c- some animals exhibit similar genetic code

Although all are true, it is B.

Vestigial structures indicate that the animals evolved from an ancient ancestor.

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion

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