Name __________________________________Class _____________
Date _______________
Organic molecules Online Lab
http://www.occc.edu/biologylabs/Documents/Organic%20Compounds/Organic%20Compounds.htm
Use the website listed above to complete the questions and chart below.
1. Click on each box at the bottom of the web page to complete the following tests (Carbohydrates,
Proteins, Fats (Lipids).
Table 1 Controls
Molecule
Test Reagent
tested for
used
control
substance?
(-) result color
(+) control
substance?
(+) result color
2. Once you are done, click on the box that says FOODS and complete the chart below.
Table 2 Food Analysis
Sugar
Food
Potatoes
Orange
Juice
Nuts
Eggs
Salmon
Milk
Color of
sol'n in
tube?
Starch
Presence
of Sugar?
(+) or (-)
Color of
sol'n?
Protein
Presence
of Starch?
Color of
sol'n?
Fat
Presence
of Protein?
Color of
sol'n?
Name __________________________________Class _____________
Date _______________
Questions
1. Draw a monosaccharide.
2. What reagent is used to test for sugar or monosaccharides?
3. What reagent is used to test for starch?
4. What is the difference between sugar and starch?
5. Why are there different tests for monosaccharides and starch?
6. Which solution do you have to heat up and why?
7. Predict the results of the tests if you were to add a McMuffin and water to a blender to make a
McMuffin slurry. Then predict results using sprite instead of water to make the McMuffin slurry.
Table 3 Predictions
Sugar
Food
Slurry made
with water
added
Slurry made
with sprite
added
Color of
sol'n in
tube?
Starch
Presence
of
Sugar?
(+) or (-)
Color of
sol'n?
Protein
Presence
of
Starch?
Color of
sol'n?
Fat
Presence
of
Protein?
Color of
sol'n?