Biology, 10.02.2020 21:02 janaemartinez42
Tom and Jesse decided to perform an experiment to see what exercise does to blood pressure. They decided to test their friend John. Below is their procedure. 1. Take test subject's resting blood pressure. 2. Have test subject do either sit ups, push ups, or sprint for one minute. 3. Take test subject's blood pressure. Tom and Jesse run the same tests on John every day for one week. Running the same test, for one week, is an example of A) validity. B) a control. C) repetition. D) replication. Submit Hint Nature of Science (SC.7.N.1.2) Replication And Repetition ID: 85954
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Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake
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Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins
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When a gasoline engine burns gasoline, what type of chemical reaction is occurring?
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Tom and Jesse decided to perform an experiment to see what exercise does to blood pressure. They dec...
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