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It has been demonstrated that rats will, when given a choice over a period of ti
It has been demonstrated that rats will, when given a choice over a period of ti
游客
2025-03-14
22
管理
问题
It has been demonstrated that rats will, when given a choice over a period of time, prefer water with vitamins to water without vitamins even though there is no difference in taste or smell between the two water bottles.
选项
答案
有证据表明，在一段时间内，如果让老鼠去挑选的话，它们会选择含有维生素的水瓶，即使两瓶中的水在味道上并无差异。
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