Portage Biochemistry Module 8 Exam
Answered Questions (Limited) Latest
2026-2027
What is the "unifying" theory covered in this module? -
Correct Answers ✅Chemiosmotic theory
How many ATP are produced per NADH molecule? Per FADH2
molecule? - Correct Answers ✅2.5 ATP produced per
NADH; 1.5 ATP produced per FADH2
In the figure below, several portions of a molecule have
dashed circles. Which portion of the molecule, A, B, C, or D,
would be removed in oxidative deamination? Briefly explain. -
Correct Answers ✅Part D. The amine portion of the amino
acid is removed in oxidative deamination.
What happens to the carbon skeleton of an amino acid after it
is separated from NH4+? - Correct Answers ✅The carbon
skeleton becomes acetyl-CoA, then ATP.
Why is urea such a good molecule for excreting nitrogen from
cells? - Correct Answers ✅It has a high density of nitrogen
in a small molecule, and it can form numerous hydrogen
bonds with water.
Given the urea cycle below:
A. In the overall processing of NH4+, how many molecules of
ATP are invested?
Answered Questions (Limited) Latest
2026-2027
What is the "unifying" theory covered in this module? -
Correct Answers ✅Chemiosmotic theory
How many ATP are produced per NADH molecule? Per FADH2
molecule? - Correct Answers ✅2.5 ATP produced per
NADH; 1.5 ATP produced per FADH2
In the figure below, several portions of a molecule have
dashed circles. Which portion of the molecule, A, B, C, or D,
would be removed in oxidative deamination? Briefly explain. -
Correct Answers ✅Part D. The amine portion of the amino
acid is removed in oxidative deamination.
What happens to the carbon skeleton of an amino acid after it
is separated from NH4+? - Correct Answers ✅The carbon
skeleton becomes acetyl-CoA, then ATP.
Why is urea such a good molecule for excreting nitrogen from
cells? - Correct Answers ✅It has a high density of nitrogen
in a small molecule, and it can form numerous hydrogen
bonds with water.
Given the urea cycle below:
A. In the overall processing of NH4+, how many molecules of
ATP are invested?