Download Macromolecules practice worksheet

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Macromolecule Worksheet (10 pts.)
1. What are the definitions for a monomer and polymer?
a. Monomer =
b. Polymer =
2. Draw a polymer containing six monomers. Use pentagons as a monomer and label which is a monomer and a
polymer.
3. What chemical reaction is used to make polymers? Break polymers?
4. Complete the chart below.
Organic
Monomer
Macromolecules
Polymer
Function
Elements
Examples
Carbohydrates
Glucose,
fructose,
starch,
glycogen
Lipids
Linoleic
acid,
arachadonic
acid
Proteins
Hydrolase,
Oxidase
Hemoglobin
Nucleic Acids
DNA, RNA
5. Circle Answer: Are lipids polar or non-polar?
Polar
Are lipids soluble in water?
Non-polar
Yes
1
No
6. Draw the general chemical structure of an amino acid. Put a box around the portion of the amino acid that varies
from other amino acids, and then discuss the differences.
7. What kind of bond holds amino acids together in a polymer?
8. What are the three parts that make up a nucleotide?
a. _____
b. _____
Draw one DNA nucleotide.
c. _____
What are two functions of DNA?
d. _____
e. _____
9. What are the two types of sugars found in nucleic acids and their corresponding polymer?
DNA sugar
RNA sugar
What are the four bases for DNA?
What are the four bases for RNA?
2