Vocabulary
Macromolecules
Monomers & Polymers
Nutrition Labels
Calories
100
Monomers are the ________ _____'s of macromolecules that when linked together, form polymers.
Building Blocks
100
What type of macromolecule is our source of energy?
Carbohydrates
100
The monomers of _____s are fatty acids & glycerol.
Lipids
100
How many grams of fat are in one serving of this cereal?
8 grams
100
How many calories are in a Calorie (kcal)?
1,000
200
The definition of _________ is "A very large molecule, consisting of many smaller molecules linked together."
Macromolecule
200
This food has a high amount of what type of macromolecule?
Protein
200
The polymer of carbohydrate molecules are _____________'s.
Polysaccharides
200
What is the daily value of sodium someone would get if they ate three servings of cereal with 1/2 cup of skim milk?
15%
200
Calories are units of ______.
Energy
300
A protein molecule whose function is to increase the rate at which metabolic chemical reactions take place is a ______.
Enzyme
300
What is label C pointing at in this diagram of the enzyme complex?
Substrate
300
The monomer of protein molecules are _______________.
Amino Acids
300
How many cups are in the entire box of cereal?
6 cups
300
A group in the calorie lab was trying to see how many calories they burned off of a potato chip. Their initial temperature of the water in their calorimeter was 20.25 degrees, and their final temperature of the water was 29 degrees. They had 50 mL of water in their calorimeter. How many calories did this group burn off of their potato chip?
437.5 calories
400
Term: ?
Definition: A specific pocket or groove of an enzyme where substrate molecules bind and a chemical reaction is catalyzed.
Active Site
400
Name the two tests that we did in class to detect the presence of carbohydrates.
Benedict's and Iodine
400
DNA and RNA are examples of polymers for this macromolecule.
Nucleic Acids
400
What is the difference of calories that someone would eat if they ate two servings of dry cereal compared to two servings of cereal with 1 cup of skim milk?
80 calories
400
While doing the calorie lab, a group of students found the kcals for a Marshmallow to be 1.5 kcals/g. If the accepted value of kcals for Marshmallows is 3.18, what is the group's percent error?
52.8%
500
When two monosaccharides join together to make a disaccharide, water is needed and absorbed by the molecule. What is this process called? (HINT: another definition for the answer is "an abnormal depletion of water")
Dehydration synthesis
500
What type of macromolecule is responsible for comprising the outside of membranes and hormones such as steroids?
Lipids
500
What state of matter are saturated fats usually found at room temperature?
Solid
500
If Mr. L ate 2 servings of this cereal for breakfast without milk, how many calories from carbohydrates did he eat?
296 calories
500
The initial mass of a group's banana chip during the calorie lab was 2.1 grams. After they burned the chip, the final mass was 1.2 grams. They were heating 75 mL of water, with the initial temperature of the water being 21.5 degrees, and the final temperature being 25 degrees. What is the experimental kcals/g the group found for the banana chip?
0.292 kcals/g