Answers by Liupeixin
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Answers by Liupeixin

Answers by Liupeixin
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Which of these is not part of the body's immune system? A. antibodies B. memory cells C. red blood cells D. white blood cells C. Red blood cells is not part of the body's immune system.
answered Sep 27, 2017
4 votes
204k views
A box contains 13 nickels and 5 quarters. What is the ratio of quarters to nickels? A. 5 to 13 B. 13 to 5 C. 5 to 18 D. 18 to 5
answered Jul 3, 2017
2 votes
23.7k views
Why did so many African Americans fight in the Civil War on the side of the Union
answered May 14, 2017
5 votes
88.1k views
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