Lab Report: Experiment 2 Testing for Starch 1. Formulate a hypothesis regarding the presence of starch in different samples being tested. 2. Based on your hypothesis, make predictions on the outcome of the iodine reaction for each solution. 3. Report the data for the solutions tested in the Table 2.3. Indicate in the table which unknown solution was used. Table 2.3. The iodine test data for solutions. Starch Present? Final Color lodine Solution (yes or no) 1-2 drops 0.5 mL glucose 1-2 drops 0.5 mL starch 1-2 drops 0.5 mL albumin 1-2 drops 0.5 mL distilled water 1-2 drops 0.5 mL unknown 4. Did the unknown solution contain reducing starch? Laboratory 2 Macromolecules E Beport the data for the iodine test of the potato and onion sample the Table 2.4 Table 2.4. The iodine test data for plant samples. Final color Initial color Sample Starch presence (Y/N) Potato Onion Based on your data, which of the two plants-potato or onion-stores energy in the form 6. of starch? 7. Evaluate your hypothesis. Do your data support, reject, or partially support your hypothesis? If your data did not fully agree with your predictions, hypothesize why and modify your hypothesis accordingly.
Lab Report: Experiment 2 Testing for Starch 1. Formulate a hypothesis regarding the presence of starch in different samples being tested. 2. Based on your hypothesis, make predictions on the outcome of the iodine reaction for each solution. 3. Report the data for the solutions tested in the Table 2.3. Indicate in the table which unknown solution was used. Table 2.3. The iodine test data for solutions. Starch Present? Final Color lodine Solution (yes or no) 1-2 drops 0.5 mL glucose 1-2 drops 0.5 mL starch 1-2 drops 0.5 mL albumin 1-2 drops 0.5 mL distilled water 1-2 drops 0.5 mL unknown 4. Did the unknown solution contain reducing starch? Laboratory 2 Macromolecules E Beport the data for the iodine test of the potato and onion sample the Table 2.4 Table 2.4. The iodine test data for plant samples. Final color Initial color Sample Starch presence (Y/N) Potato Onion Based on your data, which of the two plants-potato or onion-stores energy in the form 6. of starch? 7. Evaluate your hypothesis. Do your data support, reject, or partially support your hypothesis? If your data did not fully agree with your predictions, hypothesize why and modify your hypothesis accordingly.
Chapter8: Forms Of Drugs And How They Act
Section: Chapter Questions
Problem 30RQ
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Question
Transcribed Image Text:Lab Report: Experiment 2
Testing for Starch
1.
Formulate a hypothesis regarding the presence of starch in different samples being tested.
2.
Based on your hypothesis, make predictions on the outcome of the iodine reaction for
each solution.
3.
Report the data for the solutions tested in the Table 2.3. Indicate in the table which unknown
solution was used.
Table 2.3. The iodine test data for solutions.
Starch Present?
Final Color
lodine
Solution
(yes or no)
1-2 drops
0.5 mL glucose
1-2 drops
0.5 mL starch
1-2 drops
0.5 mL albumin
1-2 drops
0.5 mL distilled water
1-2 drops
0.5 mL unknown
4. Did the unknown solution contain reducing starch?
Laboratory 2 Macromolecules
Transcribed Image Text:E Beport the data for the iodine test of the potato and onion sample the Table 2.4
Table 2.4. The iodine test data for plant samples.
Final color
Initial color
Sample
Starch presence (Y/N)
Potato
Onion
Based on your data, which of the two plants-potato or onion-stores energy in the form
6.
of starch?
7. Evaluate your hypothesis. Do your data support, reject, or partially support your hypothesis?
If your data did not fully agree with your predictions, hypothesize why and modify your
hypothesis accordingly.
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