Earth&Sky:人工生命研究的进步
听写填空,只写填空内容,不抄全文,3-5个句子,不用写标号,注意标点~
Steven Benner: In science you get excited by incremental steps, by even small things. And in a sense, this is an incremental step.
You're listening to molecular biologist Steven Benner. He is talking about a molecule-sized step towards creating artificial life forms. [---1---] [---2---] He said the next step is to make his artificial DNA self-sustaining.
Steven Benner: [---3---] And that's one of many steps that's going to be taken as we try to get an artificial life form.
Benner said artificial DNA molecules are used as medical tools – for example to help doctors monitor the level of HIV in a patient's blood. [---4---]
Steven Benner: It's an old question, right? How life originated is very closely tied to the question, are we alone? [---5---]
I'm Deborah Byrd. ES, a clear voice for science. We're at
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