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Biology, 21.06.2019 16:30
25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?
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This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic
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Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.
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The nurse observes that a patient has an ingrown toenail that is hindering the patient's ambulation....
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