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C．lights
D．words

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What are the arguments against the private ownership of genome patents （）

A. Doctors are not permitted to do gene tests without buying patents.
B. The ownership may slow down the research progress.
C. The codes for height and intelligence will be revealed.

单项选择题

What are the arguments for the private ownership of genome patents （）

A. The ownership encourages innovation.
B. The ownership has long been part of European Way.
C. The ownership may mark the discovery of the DNA double helix.