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Biology, 15.02.2021 19:50 jluvit6135

Hookworms are parasitic nematodes that live in the intestines of a host. Hookworms do their damage (often fatally) by draining blood from the intestinal wall. The data below correlate the number of hookworms and the amount of blood lost by that number of worms. (Include units below if applicable.) 1. Inspect the data below and estimate the amount of blood lost due to one hookworm: 2. Prepare a hand-drawn plot of the two variables on the reverse side of this worksheet. Include a title, axis labels (with units), and a trendline. Estimate the total blood volume lost per day when 74 hookworms are present in the intestine: Estimate the number of hookworms that would drain 38.2 cm' of blood per day 3. a. Prepare a plot using graphing software. Include a title, axis labels (with units), the equation of the best-fit line and the R value on the graph. b. Re-write the equation of the best-fit line substituting Number of Hookworms for x and "Blood Volume" for y directly on the graph. . Attach the fully labeled graph to this worksheet. 4. Determine the volume of blood consumed by a single hookworm based on the equation for the best-fit line. 5. Determine the percent error using the definition of percent error: Use 0.48 ml/hookworm for the actual volume of blood. % Error = Actual-Experimental %error x 100 Actual 6. Using your computer-generated graph, a. visually estimate the total blood volume lost per day when 74 hookworms are present: b. calculate the volume of blood lost using the equation of the best fitline: graph to ensure that this value is reasonable. c. compare the calculated blood volume to the two visually interpolated values (Steps 2 and 6a). Comment on any discrepancies. Use the 7. Using your computer generated graph, a. visually estimate the number of hookworms draining 38.2 cmp'p of blood per day: b. calculate the number of hookworms using the equation of the line: Use the graph to ensure that this value is reasonable. c. compare the calculated number of hookworms to the two visually interpolated values (Steps 2 and 7a). Comment on any discrepancies Data: Number of hookworms (x) Blood lost per day (y)24 12.2 mL 2.48 cm 137 inch 1.49 oz 39.8 cm 315 ml S 45 88 80 63

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Hookworms are parasitic nematodes that live in the intestines of a host. Hookworms do their damage (...
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