Multiple Choice
Which of the following is true of glycolysis?
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8. Respiration
Glycolysis
Multiple Choice
What is the source of energy during the energy investment phase of glycolysis?
A
FADH2
B
NADH
C
Glucose
D
ATP
Verified step by step guidance1
Understand the process of glycolysis: Glycolysis is the metabolic pathway that converts glucose into pyruvate, releasing energy and producing ATP and NADH in the process.
Identify the phases of glycolysis: Glycolysis consists of two main phases - the energy investment phase and the energy payoff phase.
Focus on the energy investment phase: During this phase, the cell uses energy to phosphorylate glucose and its intermediates, which is necessary to prepare them for subsequent reactions.
Determine the source of energy: The energy required for phosphorylation in the energy investment phase comes from ATP molecules, which are hydrolyzed to ADP and inorganic phosphate.
Conclude the role of ATP: ATP provides the necessary energy to add phosphate groups to glucose and its intermediates, facilitating the continuation of glycolysis.
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