Dr Sarah Chan, a bioethicist at the University of Edinburgh says the field is posing big questions for society. Gene editing is a technology with a potential to transform our understanding of human biology and medicine.

词汇表 unlocking the mysteries 即将解开…的奥秘

started off 以…的形式开始

fertilised egg 受精卵

instructions 遗传指令

highly active 高度活跃

embryo 胚胎

blastocyst （生物学）胚泡

infertile 不能生育的

gene editing 基因编辑（技术）

feat 成就，功绩

implanted （经手术）植入

modifying 改造、改变

inherited diseases 遗传疾病

bioethicist 生物伦理学家

transform 彻底改变

测验 请听报道并回答下列问题。

1. What is the team at Francis Crick Institute investigating? 

2. What has recently made these experiments possible?

3. True or false? According to bioethicist Dr Sarah Chan, no one needs to worry about the field.

4. Which word in the text means ‘improvements or developments’?

答案 1. What is the team at Francis Crick Institute investigating?

The team at the Francis Crick Institute is investigating instructions in our DNA known as genes that are highly active in the week after fertilisation.

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