Carbohydrates
Lipids
Proteins
Nucleic Acids
Atoms
100
Fill in the blank: Monosaccharides are ________ sugars.
Simple
100
True or false: The Benedict's Test indicates if a substance contains lipids/fats.
False, Sudan III
100
How many different types of amino acids are there?
20 different types
100
Fill in the blank: Nucleotides are the ________ of Nucleic Acids.
Monomers.
100
What are the three particles that make up atoms?
Neutrons, Electrons, and Protons.
200
What is the name of the carbohydrate polymers found in plants?
Starch and cellulose
200
What makes unsaturated fats healthier than saturated fats?
Unsaturated fats have a double-carbon bond.
200
What is the polymer of proteins?
Peptides
200
What are the two examples of Nucleic Acids?
DNA and RNA.
200
Do neutrons have a negative or positive charge?
Niether, they have a neutral charge.
300
True or false: Carbohydrates are made of hydrogen, nitrogen, carbon, and oxygen.
False. All of the above, excluding nitrogen.
300
Fill in the blanks. Functions of Lipids 1. Stores ______ 2. Make up ________ ________ 3. Chemical __________ 4. ______ covering
1. Stores energy 2. Make up biological membranes 3. Chemical messengers 4. Waterproof coverings
300
What color does a substance WITH protein turn if tested with the Biuret Reagent?
Violet
300
Where is the info encoded on Nucleic Acids?
In the base.
300
What is a pure substance formed when two or more different elements combine?
A Compound
400
Starch is ______ in water.
Insoluble
400
True or false: Wax is digestible by humans.
False.
400
How many amino acids are essential to life?
8 of the 20 amino acids are essential to life.
400
What are nucleic acids linked by?
Condensation reactions.
400
An interaction that holds two atoms together is a(n)....
Ion
500
How can herbivores break down cellulose?
They have special enzymes that break it down.
500
Fill in the blank: _______ consists of 4 carbon rings fused with a functional group.
Steriods
500
How are polypeptides linked?
By condensation reactions.
500
What are the three functions of Nucleic Acids?
1. Storage of info. 2. Transmission of info. 3. Use of info.
500
Name two ways you can change the rate of a chemical reaction.
1. Adding a catalyst 2. Increasing Temperature
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