Answers by Renan Barbosa
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Answers by Renan Barbosa

Answers by Renan Barbosa
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The heart has four valves that control the flow of blood. two of the valves (the av valves) normally prevent blood from flowing upwards. the other two valves (semilunar valves) normally prevent blood from
answered Jan 22, 2018
2 votes
75.7k views
Mary has been playing an extreme form of dodge ball, where she has to stand on a board and try not to fall off as objects are thrown at her. Which of the following skills should she improve to do well
answered Oct 4, 2017
1 vote
161k views
Graph the following function and its inverse y=2x-10/9
answered Aug 13, 2017
3 votes
58.6k views
How did English kings increase their power and reduce the power of the nobles?
answered Jul 8, 2017
4 votes
46.8k views
William penn's frame of government gave its citizens important rights
answered Jan 19, 2017
5 votes
124k views
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