本书是一本向青少年朋友普及生物科学知识的优秀读物，其中，《宇宙生命之谜》入选统编小学语文教科书。书中介绍神奇的生物天地、探秘动物世界、揽奇植物王国、破译微生物密码、探讨新兴的生物学科。既包括了现代生物学的生长热点，如生物工程、宇宙生物学，也包括了长期以来人们所关心的一些问题，如恐龙的消失、生命的起源等。
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