Name: ________________________________________ Block: ________ Date: _______________
Test Review: Biochemistry (Chapter 2: Section 3 and 4)
This should help you prepare for the test and see what area’s you might need to review. Please remember
that I am here most afternoons and by appointment. Please take the initiative to see me if you are struggling.
Answer the Following Questions
1. Amino acids are to protein as fatty acids are to ________________________.
2. A monosaccharide is a _________________________.
3. Which organic compounds is the main source of energy for living things? ___________________.
4. Which of the following organic compounds are prominent parts of animal tissues that function in
insulation, helping animal conserve heat? ______________________________.
5. Viruses are made up of DNA surrounded by a coating of Protein. When the two main substances that
make up viruses are broke into smaller fragments (monomers), these fragments are:
DNA: _____________________ Proteins: ______________________
6. In dehydration synthesis, polymers are formed by the joining together of _____&_____and the loss
of________________.
7. Why do enzymes only work with specific substrates? _______________________________________
_________________________________________________________________________________
8. What is the function of enzymes in biological systems? _____________________________________.
9. Polymers are broken down into monomers in a process known as ________________________________.
Structural Formula and Functional Groups
Using the chemical formula given, write the two-dimensional structural formula and circle and label the
functional group(s).
C3H5(OH)3
Glycerol
NH2CH2COOH
Glycine (Amino Acid)
Fill In the Following Chart
Organic
Molecule
Protein
Lipids
Carbohydrates
Nucleic Acids
Monomer(s)
One Functions
in Living
Organisms
(Purpose/Fact)
Test Used to
Identify
X
Answer the following
Compare enzyme activity to a lock and key. Make sure to use your vocabulary (substrate, product,
enzyme, active site, catalysis and denaturing) when answering the question.
Using Data
Table 1: Data Table (with 1 being none and 4 being a lot)
Complex Sugar
Simple Sugar
Food Sample (Polysaccharide) (Monosaccharide)
Lipids
Proteins
Apple
2
4
1
1
Egg White
1
1
3
4
Fish
1
1
4
4
Potato
4
2
1
1
Vegetable Oil
1
1
4
1
Water
1
1
1
1
Does water contain any of the organic compounds you tested? Explain why water was used?
________________________________________________________________________________
Which foods tested would your body use for quick bursts of energy? Explain why?_______________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
What foods tested would your body use if no carbohydrates were available? ____________________
What foods tested would your body use for building body parts? _____________________________