what s in your food laboratory assignment
Laboratory 2 – What’s in Your Food? Laboratory
Criteria | Ratings | Pts | |||
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This criterion is linked to a Learning OutcomeQuestion 1:For each type of organic compound, give one or two examples and describe one characteristic, e.g. whether it is greasy, whether it contains genetic material, composition, etc. |
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2.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 2:Which monomers are joined together to form a starch molecule? |
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1.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 3:The image on the below left is (blank) fatty acids while the image on the below right is (blank) fatty acids. (fill in the blank) |
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2.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 4:Which substance or substances do you expect to test positive for lipids? |
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2.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 5:What is the purpose of testing water for lipids? |
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2.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 6:Why should you test all of the substances for lipids even though you believe that some of them do not contain lipids? |
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2.0 pts |
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This criterion is linked to a Learning OutcomeTable for Part 2 DataComplete the last column of the data table below. Put a plus for any samples that tested positive for lipids and a minus for the samples that did not. record the color of the iodine solutions. Put a plus next to those samples testing positive for starch and a minus for those testing negative. |
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10.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 14: Summarize Data in TableBegin by summarizing the results from question 8 in this table. |
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4.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 15:Use the results summarized in question 14 to write a hypothesis about which types of food contain starch (all or some foods from animals and/or plants). |
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1.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 16:Use the results to write a hypothesis about which types of food contain lipids. |
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1.0 pts |
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This criterion is linked to a Learning OutcomeStep 17 TableChoose four (4) foods to test your hypotheses. Be wise about your choices to test your hypothesis List them in column 1. Complete columns 2-4 in this table to predict the expected results. Use the cautions on page 2-3 and the instructions to guide your testing. Record your data in columns 5-6. |
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10.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 19:Is your hypothesis about which types of food contain starch (question 15) supported by the new data (in question 17)? Explain how the evidence does or does not support your hypothesis. |
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3.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 20:Is your hypothesis about which types of food contain lipids supported by the new data? Explain how the evidence does or does not support your hypothesis. |
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3.0 pts |
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This criterion is linked to a Learning OutcomeQuestion 21:Indicate any limitations of the evidence and any uncertainty in your conclusions. What additional evidence would be useful to evaluate your hypothesis? |
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2.0 pts |