Astronomers believe that matter in different parts of the universe Which of the following statements is INCORRECT?

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问题 Astronomers believe that matter in different parts of the universe
Which of the following statements is INCORRECT?

选项 A、Astronomers believe that the universe is built of the same matter.
B、Proper conditions are essential to the existence of life.
C、Double stars can provide steady light and heat.
D、Astronomers believe that other solar systems are similar in structure to ours.

答案C

解析
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