题目内容

In ______, the genome of E. coli has been synthesized.

A. 2010
B. 2013
C. 2016
D. 2019

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The global synthetic-biology market was valued at 2.1 billion dollars in 2012 and reached nearly 2.7 billion dollars in 2013; this market is expected to grow to _____ billion dollars by 2021.

A. 8.4
B. 9.4
C. 10.4
D. 11.4

Although there are multiple definitions of synthetic biology, one common view is that synthetic biology is a multidisciplinary research area that combines biology with chemistry, mathematics, computer science, and engineering and focuses on _________________ of biological systems by modifying, designing, and de novo constructing biological components with new functions.

A. assessment
B. change
C. engineering
D. synthesis

With rapid progress in the relevant technologies, it is expected that synthetic biology can overcome the limitations of natural ____________ and create synthetic organisms with desired properties.

A. selection
B. evolution
C. rule
D. law

The measures that currently govern biosecurity issues are prior to synthetic biology. Given the risks posed by this discipline, these existing regulations must be revisited, updated and, if necessary, extended to implement new specific guidelines and laws.

A. shortened
B. loosened
C. tightened
D. extended

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