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Culture and Discovery

Identical – except for differences

作者:21st
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NO sooner had the word “clone” been created than it became a synonym (同义词) for “exactly the same”. However, scientists have known for some time that “cloned” animals or plants are not always identical. Despite the fact that they are created from genetically identical donor (母体) cells, some of their visible characteristics and traits (特征) can vary.
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