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The UK has become the first country to approve legislation allowing the creation of babies using DNA from three people. The technique is designed to stop genetic diseases being passed from mother to child. Neil and Harry talk about this controversial proposal. Listen to ...

介绍： 公众号MissRui同步更新全文，欢迎关注！

The UK has become the first country to approve legislation allowing the creation of babies using DNA from three people. The technique is designed to stop genetic diseases being passed from mother to child. Neil and Harry talk about this controversial proposal. Listen to their conversation and learn some new vocabulary.

This week's question:
What percentage of human DNA is similar to that of a banana? Is it:
a) About 1%
b) About 20% or
c) About 50%

Listen to the programme to find out the answer.
Vocabulary
1.DNA
chemical structure present in the centre of a cell which defines somebody's characteristics

2.genes基因
parts of the DNA

3.faulty有错误的
defective, something that doesn't work properly

4.genetics遗传学
the science of how living creatures pass their characteristics to their offspring

5.pioneering开拓
something never done before

6.mitochondria (the singular is irregular: mitochondrion)线粒体
structures in a cell which produce energy, the cell's 'batteries'

7.the gene is out of the bottle启动后不能停止
something which can't be stopped after it has started

8.designer babies“定制”婴儿
babies whose characteristics like height, sex, hair and eye colour are created to order

​9.mind-boggling令人难以置信的
astonishing, overwhelming

Link:
http://www.bbc.co.uk/learningenglish/english/features/6-minute-english/ep-150319