BIO 353 Cell Bio Exam Version A Exam #1 (100
Points)Complete Questions And Answers 2024/2025
Updates
, BIO 353 Cell Bio Exam Version A Exam #1 (100 Points)Complete
Questions And Answers 2024/2025 Updates
This is a closed-book examination. Collaboration, of the use of books, notes, of handouts, is not allowed.
Please turn off and put away all cell phones, pagers, and other electronic devices. If you finish the exam
early, you may leave the room quietly.
This exam consists of 50 multiple choice questions. Select the best answer to each question and enter
your answer on a pink Scantron form. Be sure to indicate on the Scantron form whether you have version A
or version B of the exam. If you make a mistake, be careful to erase the mistake completely.
1. Where in the cell does the citric acid cycle occur?
a. Cytosol
b. Mitochondrial Matrix
c. Intermembrane Space
d. Mitochondrial Stroma
2. Which of the following best describes the products of the catabolism of glucose (C 6H12O6) through
glycolysis and the Citric Acid Cycle?
a. 6 CO2 + 6 O2
b. 3 CO2 + 3 H2O
c. 3 CO2 + 1 lactate
d. 6 CO2 + 6 H2O
3. During β-oxidation, the fatty acid chains of triacylglycerols are degraded to form many molecules of:
a. acetyl-CoA
b. glucose-1-phosphate
c. pyruvate
d. oxaloacetate
4. In the first step of the citric acid cycle, which molecule combines with the carbons from Acetyl CoA to
form citrate?
a. Fumarate
b. Malate
c. Oxaloacetate
d. Succinate
5. In the presence of oxygen, what happens to pyruvate?
a. It is converted to Acetyl CoA and transported into mitochondria
b. It is converted to ethanol to regenerate NAD+
c. It is converted to lactate to regenerate NAD+
d. It is attached to carnitine so that it can be imported into mitochondria
1
Points)Complete Questions And Answers 2024/2025
Updates
, BIO 353 Cell Bio Exam Version A Exam #1 (100 Points)Complete
Questions And Answers 2024/2025 Updates
This is a closed-book examination. Collaboration, of the use of books, notes, of handouts, is not allowed.
Please turn off and put away all cell phones, pagers, and other electronic devices. If you finish the exam
early, you may leave the room quietly.
This exam consists of 50 multiple choice questions. Select the best answer to each question and enter
your answer on a pink Scantron form. Be sure to indicate on the Scantron form whether you have version A
or version B of the exam. If you make a mistake, be careful to erase the mistake completely.
1. Where in the cell does the citric acid cycle occur?
a. Cytosol
b. Mitochondrial Matrix
c. Intermembrane Space
d. Mitochondrial Stroma
2. Which of the following best describes the products of the catabolism of glucose (C 6H12O6) through
glycolysis and the Citric Acid Cycle?
a. 6 CO2 + 6 O2
b. 3 CO2 + 3 H2O
c. 3 CO2 + 1 lactate
d. 6 CO2 + 6 H2O
3. During β-oxidation, the fatty acid chains of triacylglycerols are degraded to form many molecules of:
a. acetyl-CoA
b. glucose-1-phosphate
c. pyruvate
d. oxaloacetate
4. In the first step of the citric acid cycle, which molecule combines with the carbons from Acetyl CoA to
form citrate?
a. Fumarate
b. Malate
c. Oxaloacetate
d. Succinate
5. In the presence of oxygen, what happens to pyruvate?
a. It is converted to Acetyl CoA and transported into mitochondria
b. It is converted to ethanol to regenerate NAD+
c. It is converted to lactate to regenerate NAD+
d. It is attached to carnitine so that it can be imported into mitochondria
1
