Compared to rodents, rabbits have an extra pair of incisors and other skeletal structures that are different, scientist can conclude from this observation that they are serially homologous.
<h3>What are serially homologous?</h3>
Serial homologous organs or structures are those that are structurally similar but have been modified to perform distinct functions.
As rodents and rabbits both have some similar functions and some changes in the skeletal structure, so that they both are serially homologous.
Hence scientist conclude that rodents and rabbits are serially homologous animals.
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