"Mice mirror, to a certain extent, what happens in humans," he says, but they are not perfect model animals.

他表示，“小鼠在某种程度上反映出在人类中发生的情况”，但小鼠并非最理想的模型动物。

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And a dog genome sequence has made the animals an even more useful model by quickening the search for disease-causing genes.

狗的基因组序列能帮助研究人员更快的找到引起人类疾病的基因，因而这种动物是比较有用的疾病模型。

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It's also somewhat depressing, considering the grim fate the model predicts for the animals by 2080, based on the current rate of greenhouse-gas emissions.

想到依据目前温室气体排放，模型预言了2080年这些动物的可怕命运，这个事实也有点令人沮丧。

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Its multicellularity meant it could act as a model for more complex animals, such as people.

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Thanks to the three Rs, animal research had been falling from a peak of about 5.5m procedures a year in the 1970s, but recently numbers have stabilised, as genetically modified animals have started to be used to model human disease.

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She designed Leonardo, a model to communicate using expressions drawn from babies and animals.

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