In many countries,including the UK,before trying a new drug on humans it has to be tested first on two different species.Mice are usually the first group of animals.But the ADI considers these are just rules that work as a protective net before a clinical trial is run.According to the United States'
National Institutes of Health,
nearly 18 million people are needed for human research.
If we reject animal research,are there alternatives?Dr Wells says:“There is a massive field developing on alternativesld and we always keep track of what is going on in that field,because maybe we can replace one of our models.”Those alternatives include chips on human organs to study their function,micro-dosing treatments in humans and computerized models.“Lots of people say that there is a computer now to model what it is going to happen in diseases
Fleur Dawes agrees one alternative is not enough.But she says:“By combining the different alternatives
【语篇导读】 本文是一篇议论文。在动物身上进行新药尝试及其在动物身上进行药品实验的尝试是否可取?本文作者从客观的角度进行了分析。
________.
B.describe the significance of animal experiments in science
C.present the arguments about drug tests on animals
D.raise the awareness of protecting animals
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