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NAD+ (nicotinamide adenine dinucleotide) is not considered a high-energy molecule in itself; rather, it functions as an electron carrier in redox reactions within cells. It exists in a balanced state with its reduced form, NADH, which stores energy. When NAD+ accepts electrons during metabolic processes, it becomes NADH, which can then donate these electrons to the electron transport chain to generate ATP, the primary energy currency of the cell. Thus, while NAD+ plays a critical role in energy metabolism, it is not a high-energy molecule on its own.
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How many FAD and NAD plus molecules are needed for the breakdown of each glucose molecule?
There are 2 FAD and NAD and molecules. This is to breakdown each glucose molecule.
When a molecule of nad plus gains a hydrogen atom to become nadh does the molecule become phosphorylated or oxidized or reduced or redoxed?
When a molecule of NAD+ gains a hydrogen atom to become NADH, the molecule is reduced. Reduction is the gain of electrons by a molecule, which is what occurs in this process. This is part of a redox (reduction-oxidation) reaction where one molecule is reduced (NAD+) and the other molecule is oxidized (loses electrons).
What molecule stores the high energy electrons removed from glucose in glycolysis?
In glycolysis, the high-energy electrons removed from glucose are stored in the molecule NADH. During the process, two molecules of NAD+ are reduced to NADH as glucose is broken down into pyruvate. This conversion allows the energy extracted from glucose to be captured and utilized in subsequent cellular respiration processes.
Which electron carrier is used in the redox reactions in a cellular respiration?
NAD plus
How does NAD gain energy cellular respiration?
NAD gains energy during cellular respiration by accepting high-energy electrons released during the breakdown of glucose. These electrons are transferred to NAD+ and converted into NADH, which can then participate in the electron transport chain to generate ATP, the cell's primary energy source.
What is the function of NAD plus glycolysis?
to accept high energy electrons
Is the energy level of NAD high or low?
The energy level of NAD is high.
Which molecule, NAD or NADH, possesses more energy?
NADH possesses more energy than NAD.
Which molecule, NADH or NAD, possesses more energy?
NADH possesses more energy than NAD.
Which molecule, NAD or NADH, possesses higher potential energy?
NADH possesses higher potential energy compared to NAD.
How many FAD and NAD plus molecules are needed for the breakdown of each glucose molecule?
There are 2 FAD and NAD and molecules. This is to breakdown each glucose molecule.
How is nad involved in the product of glycolysis?
like NADP+ in photosynythesis, each NAD+ accepts a pair of high-energy electrons. This molecule, known as NADH, holds the electrons until they can be transferred to other molecules. By doing this, NAD+ helps to pass energy from glucose to other pathways in the cell.
What happens to a cells NAD plus when large numbers of high energy electrons are produced in a short time?
They build up.
In order for NAD plus to remove electrons from glucose or other organic molecules what must be true?
the free energy liberated when electrons are removed from the organic molecules must be greater than the energy required to give the electrons to NAD+
When a molecule of nad plus gains a hydrogen atom to become nadh does the molecule become phosphorylated or oxidized or reduced or redoxed?
When a molecule of NAD+ gains a hydrogen atom to become NADH, the molecule is reduced. Reduction is the gain of electrons by a molecule, which is what occurs in this process. This is part of a redox (reduction-oxidation) reaction where one molecule is reduced (NAD+) and the other molecule is oxidized (loses electrons).
When NAD is reduced, what is the resulting molecule formed?
When NAD is reduced, the resulting molecule formed is NADH.
What molecule stores the high energy electrons removed from glucose in glycolysis?
In glycolysis, the high-energy electrons removed from glucose are stored in the molecule NADH. During the process, two molecules of NAD+ are reduced to NADH as glucose is broken down into pyruvate. This conversion allows the energy extracted from glucose to be captured and utilized in subsequent cellular respiration processes.
