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Which sample of matter has a crystal structure ?
asked
Oct 11, 2017
Chemistry
high-school
1
answer
4
votes
104k
views
How does the process of meiosis promote genetic variation in a species?
asked
Aug 12, 2017
Biology
high-school
1
answer
1
vote
717
views
A sedimentary rock formed from once-living things is _____. A. clastic B. organic C. chemical D. fragmental
asked
May 5, 2016
Biology
high-school
1
answer
1
vote
143k
views
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