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Type: Multiple-Choice
Category: Evolution
Level: Grade 7
Author: Salter
Last Modified: 6 years ago

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Evolution Question

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Grade 7 Evolution

A scientist is studying the DNA of three species. Species A and species B have DNA that is 97% similar. Species C and species A have DNA that is 95% similar. What can the scientist conclude?
  1. Species B is equally related to both species A and species C.
  2. Species B has a closer evolutionary relationship with species C than it does with species A.
  3. Species A has a closer evolutionary relationship with species B than it does with species C.
  4. Species A has a closer evolutionary relationship with species C than it does with species B.