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GED Science Practice Test
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Questions 1–4 refer to the figure above. The figure above shows the evolutionary relationships between the major classes of organisms. Branch points show common ancestors, and each branch represents a new class of organisms. Later developments are more advanced and specialized. Which of the following is the most specialized evolutionary development?
both the carbon dioxide and the water
Increase the amount of carbon dioxide in the air.
movements within the Earth
feathers
Reveal Answer
Correct Answer:
feathers
Explanation:
Correct answer: feathers
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