Answers by Oldrich Svec
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Answers by Oldrich Svec

Answers by Oldrich Svec
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Why is the nitrogen fixation carried out by cyanobacteria , bacteria and some archaea in marine environments important?
answered Apr 21, 2018
2 votes
1.2k views
Based on the data collected, if one hundred boys and one hundred girls are given their choice between hamburgers and hotdogs, which statement is true?
answered Apr 9, 2018
3 votes
176k views
Which of these types of communication is generally most effective at educating the electorate about candidates? campaign-related news coverage internet browsing campaign communication facebook posts?
answered Mar 5, 2018
3 votes
47.3k views
Minerals that are valued because they contain large amounts of a useful element are called __________. A. ore B. industrial mineral C. gem-bearing mineral D. silicate
answered Jan 11, 2018
4 votes
138k views
What empire did Peter the Great rule ?
answered Oct 25, 2017
5 votes
86.5k views
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