When did scientists come to realize how the atoms and molecules on the Earth mostlikely combined to make living things? Harold

admin2009-05-28  39

问题 When did scientists come to realize how the atoms and molecules on the Earth mostlikely combined to make living things?
Harold Urey and Stanley L. Miller did their experiment in order to ______.

选项 A、dissolve some new chemicals
B、find out what may have happened on the Earth 4 billion years ago
C、simulate bolts of lightning on the ancient Earth
D、analyze a liquid

答案B

解析
转载请注明原文地址:https://jikaoti.com/ti/G49MFFFM
0

最新回复(0)