1|Page
BIOD 171 Final Exam 2025/2026
Actual Exam
What is the primary byproduct of the TCA cycle? Select all
that apply.
NADH
FAD
FADH2
NAD+ - ANSWER-- NADH
- FADH2
How many ATP does the tricarboxylic acid (TCA) cycle
produce per pyruvate?
1
,2|Page
2
4
34 - ANSWER-1 ATP
In the absence of glucose, which of the following can be
used as alternative energy sources? Select all that apply.
Nucleic acids
Lactose
Carbohydrates
Lipids - ANSWER-- Lactose
- Carbohydrates
- Lipids
, 3|Page
True or False. The β-oxidation pathway catabolizes the
fatty acid chains of lipids. - ANSWER-True
What is true pertaining to the dark reactions of
photosynthesis? Select all that apply.
- Occur in the membrane
- It is the first step of photosynthesis
- It converts light energy into chemical energy
- Results in the formation of ATP and NADPH
- It is known as the Calvin Cycle
- It is the second step of photosynthesis
- Results in the formation of NADP and ADP
- It is known as photophosphorylation
BIOD 171 Final Exam 2025/2026
Actual Exam
What is the primary byproduct of the TCA cycle? Select all
that apply.
NADH
FAD
FADH2
NAD+ - ANSWER-- NADH
- FADH2
How many ATP does the tricarboxylic acid (TCA) cycle
produce per pyruvate?
1
,2|Page
2
4
34 - ANSWER-1 ATP
In the absence of glucose, which of the following can be
used as alternative energy sources? Select all that apply.
Nucleic acids
Lactose
Carbohydrates
Lipids - ANSWER-- Lactose
- Carbohydrates
- Lipids
, 3|Page
True or False. The β-oxidation pathway catabolizes the
fatty acid chains of lipids. - ANSWER-True
What is true pertaining to the dark reactions of
photosynthesis? Select all that apply.
- Occur in the membrane
- It is the first step of photosynthesis
- It converts light energy into chemical energy
- Results in the formation of ATP and NADPH
- It is known as the Calvin Cycle
- It is the second step of photosynthesis
- Results in the formation of NADP and ADP
- It is known as photophosphorylation
