一大群蚂蚁在搬一粒小麦,体现了同种生物之间有(  ) A.捕食关

一大群蚂蚁在搬一粒小麦,体现了同种生物之间有( 

A.捕食关系    B.合作关系    C.竞争关系    D.分工关系

答案

B

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