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我们知道地球就像一个大磁铁,地球上的人、动物、植物都在这个磁场里。磁场对这些生物有没有影响呢? 我们设计了一个对比实验。选了几种有生命力的种子:黄豆、花生、绿豆、小麦、丝瓜。每种各选40粒大小相似、颗粒饱满的种子,平均放在两个培养皿里。在培养皿的下
We know that the earth is like a big magnet, people, animals and plants on this earth. Does the magnetic field have any effect on these organisms? We have designed a comparative experiment. Selected several viable seeds: soybeans, peanuts, mung beans, wheat, loofah. Each of the 40 selected seeds of similar size, full of seeds, on average in two petri dishes. Under the Petri dish