下列各项中,由遗传因素决定的行为是 A.刚出生的婴儿就会吃奶,

下列各项中,由遗传因素决定的行为是

A.刚出生的婴儿就会吃奶,会抓握物体    B.英格兰的大山雀学会偷喝牛奶

C.蚯蚓学会在迷宫中直接爬向潮湿的暗室  D.成年黑猩猩利用经验来解决问题

答案

A

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