Which one is right? Now a paper in Science argues that organic chemicals in the rock come mostly room ______on earth rather than bacteria on Mars. A configuration B constitution C condemnation D co

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David Wu

Which one is right? Now a paper in Science argues that organic chemicals in the rock come mostly room ______on earth rather than bacteria on Mars. A configuration B constitution C condemnation D contamination

27 lis 2014 13:32

Odpowiedzi · 2

The answer is D, but the question is also a little bit wrong. I think it should read: Now a paper in Science argues that organic chemicals in rocks come mostly from contamination on earth rather than bacteria on Mars.

27 listopada 2014