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Mr. Morales is teaching a lesson on classification. He says that spiders are classified as a different group than insects because they have eight legs instead of six legs. He explains that spiders evolved first. Mr. Morales also says that having eight legs is the derived trait that separates the two groups. Antonio thinks Mr. Morales is wrong. Which piece of information is Antonio considering?

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astultz309459

Spiders belong to a group of arachnids.


Arachnids have the following traits :


They have two body parts.


They have eight legs unlike insects which have 6 legs.


They have no wings.


These traits distinguish them from insects.


The information that Antonio is doubting us the statement that spiders differences are as a result of being first to evolve.


This is because the evolution of one species is independent of the other species.


sneakerplugaj

Answer:

If spiders evolved first, six legs is the derived trait.

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