How can embryos be more useful than adults to show evolutionary relationships among organisms? Select one:

Related organisms always appear identical in embryonic stages.

Adults may have mutations that are not found in embryos.

Evolutionary relationships are more easily observed in more simple organisms.

Features found in embryos may not be found in adults.

Related organisms always appear identical in embryonic stages.

Explanation:

Embryos of organisms that have a closer genetic relationship to one another tend to look similar for a longer period of time since they share a more recent common ancestor. Thus, embryology is frequently used as evidence of the theory of evolution and the radiation of species from a common ancestor.

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