Angiogenesis factor is a substance that can promote rapid healing of wounds. All mammals, except human beings, have angiogenesi

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问题 Angiogenesis factor is a substance that can promote rapid healing of wounds.
All mammals, except human beings, have angiogenesis factor in their bodies.

选项 A、Right
B、Wrong
C、Not mentioned
D、B

答案见第三段第一句“All mammals,from rats to whales to human beings,carry this substance in their bodies.”从鼠、鲸到人类,所有的哺乳动物体内均含有此物质。

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