果蝇体节形成中，在每一副体节的最后一列细胞中表达的基因是（） A: engrailed； B: hedgehog； C: wingless； D: giant
果蝇体节形成中，在每一副体节的最后一列细胞中表达的基因是（） A: engrailed； B: hedgehog； C: wingless； D: giant
The following cases belong to polymorphosis（ ）. A: In the same season, there are two types of viviparous female aphids: wingless and winged. B: Long wing and short wing of brown planthopper C: Workers and soldiers in ant population. D: Females and males of stag beetles
The following cases belong to polymorphosis（ ）. A: In the same season, there are two types of viviparous female aphids: wingless and winged. B: Long wing and short wing of brown planthopper C: Workers and soldiers in ant population. D: Females and males of stag beetles
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