The Fossils of a New Species of Reptile Are Found

question 13

Multiple Choice

The fossils of a new species of reptile are found in deposits dating to the Permian period. Later, scientists discover that fossils of the reptile species changed somewhat over time and can be found in deposits dating from the Permian period all the way up to the Cretaceous period. The scientists' observations most strongly support which evolutionary model(s) ?

• A) allopatric speciation
• B) punctuated evolution
• C) adaptive radiation
• D) both allopatric speciation and adaptive radiation
• E) gradualistic evolution

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