鲤鱼的尾鳍是单尾鳍,金鱼的尾鳍是双尾鳍.科学家从鲤鱼的卵细胞中提取某种mRNA,将其注入到金鱼受精卵的细胞质中,其发育成的金鱼中有部分为单尾...
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鲤鱼:金鱼[98%]
鲤鱼:金鱼A.考拉:猞猁B.鳄鱼:甲鱼C.墨鱼:鱿鱼 D.鲢鱼:青鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼单项选择题 A、考拉:猞猁B、鳄鱼:甲鱼C、墨鱼:鱿鱼D、鲢鱼:青鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼A.考拉:猞猁 B.鳄鱼:甲鱼 C.墨鱼:鱿鱼 D.鲢鱼:青鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼
鲤鱼:金鱼[98%]
鲤鱼:金鱼