Course

Biology Science

Study Pack

Set 9 Cellular Respiration And Fermentation

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Question 1

(Multiple Choice)

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  Figure 9.1 -Refer to Figure 9.1. What characteristic of this molecule ATP) is responsible for its high energy level compared to AMP? A) the C-H bonds of the ribose sugar B) the phosphorus atoms in the phosphate groups C) the nitrogen atoms in adenine D) the closely spaced negative charges associated with the phosphate groups Figure 9.1
-Refer to Figure 9.1. What characteristic of this molecule ATP) is responsible for its high energy level compared to AMP?

A) the C-H bonds of the ribose sugar
B) the phosphorus atoms in the phosphate groups
C) the nitrogen atoms in adenine
D) the closely spaced negative charges associated with the phosphate groups

Answer

Question 2

(Multiple Choice)

Free
What electron carriers) function in the Krebs cycle?

A) NAD+ only
B) the electron transport chain
C) FAD only
D) both NAD+ and FAD

Answer

Question 3

(Multiple Choice)

Free
Which of the following statements concerning cellular metabolism is FALSE?

A) Krebs cycle activity is dependent solely on availability of substrate; otherwise it is unregulated.
B) Reactions of the Krebs cycle take place in the mitochondrial matrix.
C) In the electron transport chain, electrons decrease in energy level as they are transferred from one electron carrier to the next.
D) Glycolysis is inhibited when cellular energy levels are abundant.

Answer