The 150-million-year-old Archaeopteryx fossil has bird-like features such as feathered wings, but it also has characteristics that we associate with living reptiles. Which of the following are considered reptilian characteristics of Archaeopteryx? Select all that apply. a. Wings supported by elongated fourth digits b. Claws on the ends of each digit c. Long, bony tail d. Teeth in the jaws
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Step 1: Identify the reptilian characteristics of Archaeopteryx mentioned in the Explanation. Show more…
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Archaeopterix provides fossil evidence of a. a fossil exhibiting features of fish as well as tetrapods b. earliest bird like animal capable of flight but still retains some traits of dinosaurs c. one of the first animals with a jaw like structure d. the earliest true dinosaur to be able to fly
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Paleontologists have recovered a fossil for an organisms named Archaeopteryx. It has many features in common with reptiles, but, like birds, shows evidence of feathers. For what aspect of evolutionary theory does this piece of evidence suggest support? a. Modern species are distinct natural entities. b. Modern species are not currently evolving. c. Modern species share a common ancestor. d. Modern species have both convergent and divergent traits
Scientists believe that birds and reptiles evolved from a common ancestor over millions of years. Which of the following offers the most direct support for this theory? A. The RNA of an extinct reptile B. The Linnaean classification C. The DNA of a living horse D. The fossil record
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