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Biology, 21.06.2019 17:00
When organisms are classified ,they are given a two part name
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Biology, 22.06.2019 21:40
2pomis which of the following would be a valid hypothesis for a scientific investigation about how transportation affects food security? alcannotatiord foods purchased from the local farmers market. o b. how does the distance a food travels affect its affordability? o e foods that travel great distances cost less than foods bought o d why do local farmers markets have food with such high prices?
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Biology, 23.06.2019 00:10
1. beginning with all chambers of the heart in the "relaxed" phase, describe the cardiac cycle in mammals, with systole and diastole of the atria and ventricles. for each time point in the cycle you select, state the following: • whether the atria and ventricles are contracting or relaxing • whether the av valves and semilunar valves are closed or open • whether the pressure in the atria and ventricles is high or low
Answers: 2
Moving a book to a lower shelf decreases potential energy.
True
False...
True
False...
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