Using a spreadsheet program, you choose to analyze the daily temperature changes using an XY scattergram, connect the points with a curve. Your temperature probe is accurate to within +/- 0.1C, so you add error bars that go up and down -.1C:

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this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation: