DNA Test
Form A
Name ___________________________________ Per ____
** Questions must be answered correctly to pass an objective.
Use complete sentences and your best
handwriting to answer all questions!
Objective 1: Explain the structure of a DNA molecule.
Objective
1
Flash
Back
2
Score
Score: A
A-
B
B-
NY
1. Explain the structure & purpose of a DNA nucleotide. Also, draw a diagram of one nucleotide, labeling all parts.
2. In terms of DNA, what does complementary mean and what parts of DNA are complementary? Provide specific
examples to clarify your answer.
3. What are purines? Describe & draw the structure of a purine & provide 2 examples.
** 4. Describe the structure of a DNA molecule. Provide enough detail to convey how this molecule is put together. Include
its general shape, structural components, number of sides and bonding information.
Objective 2: Explain DNA replication.
Score: A
A-
B
B-
NY
1. What is DNA Replication? When, specifically, during the cell cycle and where in the cell does this process occur?
2. Explain why a cell replicates its DNA.
** 3. Describe the process of DNA Replication.
Flashback!
Score:
A
A-
NY
1. Explain the main purpose of fermentation and discuss why this process would be used instead of aerobic respiration.
2. Write the chemical equation for lactic acid fermentation and describe the kind of organisms that use this process.
3. How many copies of any gene are found in a gamete? ______ Why?
DNA Correctives for Form A
Name ___________________________________ Per ____
Note what objective(s) you need to re-test
and answer all questions for that
objective(s).
Objective 1: Describe the Structure of a DNA molecule.
Objective
1
2
Flashback
http://goo.gl/TrZewW
1. What is the building block of DNA? _______________________ Draw one nucleotide that includes a purine & label
the 3 components. Draw another nucleotide but this one should include a pyrimidine. Label all structures.
2. Why are adenine and thymine considered to be complementary? What are 2 other bases that are complementary?
3. Draw both a purine & a pyrimidine & provide 2 examples of each.
4. What is the shape of a DNA molecule? __________________________ How many chains make up DNA? __________
What are the chains composed of? _______________________ What kind of bonds form the chains? ____________
How are the chains held together across the molecule? ____________________
5. What are base pairs? What word describes the base pairs found in DNA?
Objective #2:
Explain DNA Replication
http://goo.gl/WpEVn5
1. What is the copying of DNA called? ______________________________
2. Where in the cell does this process occur? ____________________ When during the cell cycle does the process
occur? _____________________________________________.
3. Why do cells replicate their DNA?
4. List 3 things that are required for the replication process?
5. What is DNA polymerase?
6. What 3 jobs does DNA polymerase do during Replication?
Flashback!
http://goo.gl/G9jNHJ
1. What is the purpose of fermentation?
2. Complete the following chart.
Type of Fermentation
Equation
Type of Organisms which use this
method of fermentation.
3. Draw a picture of 2 homologous chromosomes forming a tetrad.
4. What process is occurring while the tetrads are in this structure? _______________________________________
5. What is the purpose of the process you identified in #4?
6. Gametes are haploid. Knowing this, how many copies of EACH GENE would each gamete have?
7. What is the purpose of a gamete?
8. How does the number of copies of EACH GENE that a gamete carries help fulfill its purpose?
1 or 2 (circle one).
DNA Test
Form B
Name ___________________________________ Per ____
** Questions must be answered correctly to pass an objective.
Use complete sentences and your best
handwriting to answer all questions!
Objective 1: Describe the structure of a DNA molecule.
Objective
1
Flash
Back
2
Score
Score: A
A-
B
B-
NY
1. Explain the structure & purpose of a DNA nucleotide. Also, draw a diagram of one nucleotide, labeling all parts.
2. In terms of DNA, what does complementary mean and what parts of DNA are complementary? Provide specific
examples to clarify your answer.
3. What are pyrimidines? Describe & draw the structure of a pyrimidine & provide 2 examples.
** 4. Describe the structure of a DNA molecule. Provide enough detail to convey how this molecule is put together. Include
its general shape, structural components, number of sides and bonding information.
Objective 2: Explain DNA replication.
Score: A
A-
B
B-
NY
1. What is DNA Replication? When, specifically, during the cell cycle and where in the cell does this process occur?
2. Explain why a cell replicates its DNA.
** 3. Describe the process of DNA Replication.
Flashback!
Score:
A
A-
NY
1. Explain the main purpose of fermentation and discuss why this process would be used instead of aerobic respiration.
2. Write the chemical equation for alcohol fermentation and describe the kinds of organisms that use this process.
3. How many copies of any gene are found in a gamete? ______ Why?