Answers by Dave Chen
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Answers by Dave Chen

Answers by Dave Chen
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Going without sleep is actively harmful for every creature that needs sleep.Going without sleep is actively harmful for every creature that needs sleep.
answered Jan 20, 2019
4 votes
66.4k views
Eva bought a drawing pad for $7.27. she handed the clerk on $5 bill, three $1 bills, and 2 pennies. why did Eva give the clerk the 2 pennies?
answered Jan 8, 2019
2 votes
67.4k views
What kind of relationship benefits both parties involved? mutualism commensalism parasitism predation
answered Sep 24, 2018
7 votes
74.8k views
Which presidential candidate completely opposed the spread of slavery to western territories? anwers?
answered Aug 1, 2018
5 votes
212k views
What happens when the wire in an electromagnet is wrapped around a soft iron core?
answered Mar 4, 2018
0 votes
89.8k views
What are the subject and verb in the sentence
answered Nov 18, 2017
0 votes
34.8k views
Which algebraic expression models the word phrase three fewer than the sum of c and d?
answered Jul 10, 2017
5 votes
138k views
1. Which is the largest and the main artery of the circulatory system?
answered Jul 5, 2017
2 votes
41.6k views
What does the combined genetic information of all members of a particular population form?
answered Apr 17, 2017
0 votes
141k views
How did the efforts of A. Philip Randolph help further civil rights in the United States? He demanded that minorities be allowed to serve in non-segregated units of the Marine Corp. He persuaded leaders
answered Jan 31, 2016
4 votes
142k views
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