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Monosaccharides (Glucose)What color is Benedict’s before testing? What is it used to test the presence of? glucose
Which tests are positive for glucoseWhich tests are positive for glucose? Which sample shows the highest amount of glucose?
Which is a positive test for glucose?What do the various colors mean?
Iodine is what color at start? Which test tube below is a positive test? Which is the control?Left is potato starch Right is distilled water
Which test positive for starch?Look for blue-black color
Would you say the iodine and potato (left) is a positive or negative test?Would you say the iodine and onion (right) is a positive or negative test?
How do glucose molecules and starch molecules compare?
Sucrose: glucose + fructose
Sudan IV turns fats red Can you tell where the fat and where the water is in this test tube?
Sudan IV and Milk
What are some difficulties of testing beef brothWhat are some difficulties of testing beef broth? Why did we change to chicken broth?
Is this a positive or negative fat test?Before After drying Positive
Does milk have lipids? Added Sudan IV
Would this cat make a positive fat test?
What color is Biuret’s at startWhat color is Biuret’s at start? How do you know if your sample is positive for protein?
PROTEIN TEST Table 5
Does milk have protein? Added Biuret’s
SUMMARY OF MACROMOLECULE LAB TESTS
Macromolecules Standard Qualitative Tests and Testing Your Own Food.
Chapter 2 Review By:DJ Wilkes Intro All living organisms undergo changes due to large organic compounds called macromolecules. Four main types.
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IDENTIFYING MACROMOLECULES IN FOOD LAB
Chemical Analysis: Detecting Sugars, Proteins and Lipids
Macromolecules For Identification O’Connor/ Forensics.
Chemistry of Life The Essential Ingredients for Life Cornell notes pg 17 in your INB.
C HEMICAL A SPECTS OF L IFE L AB 4 Pre-lab Discussion.
Macromolecules For Identification
Testing for Macromolecules
EQ: How are organic molecules obtained and modified in living organisms? YOU ARE WHAT YOU EAT PART I.
Chemical Tests for Nutrients
Classify each as a carbohydrate, protein or lipid.
Macromolecules Unit 5. Macromolecules Living tissue is composed of a diverse array of carbon-based molecules called macromolecules.
Review of Food Tests. USE OF INDICATORS Indicators are substances that detect the presence, absence or concentration of certain chemicals (food substances).
IDENTIFYING MACROMOLECULES IN Nutrient LAB
Agenda Turn in Pre-lab #4: biomolecules Lab Quiz #3 (pH)
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