There are two sets of reactions in glycolysis in which...

Name: Problem 3, Chapter 22: Fundamentals of General, Organic, and Biological Chemistry
Uploaded: 2022-02-25T04:13:37-08:00
Duration: 2 min 40 s
Channel: Vivek Singh
Description: There are two sets of reactions in glycolysis in which phosphate intermediates are synthesized in the first reaction and their energy harvested as ATP in the second reaction. Identify the two sets of reactions.

There are two sets of reactions in glycolysis in which phosphate intermediates are synthesized in the first reaction and their energy harvested as ATP in the second reaction. Identify the two sets of reactions.

Labs

Want to see this concept in action?

NEW

Explore this concept interactively to see how it behaves as you change inputs.

View Labs

Key Concepts

Substrate-level Phosphorylation

Substrate-level phosphorylation is a process by which a phosphate group is directly transferred from a phosphorylated intermediate to ADP to form ATP. This mechanism operates independently of the electron transport chain and is a primary means of ATP production in glycolysis.

Energy Pay-off Phase

The energy pay-off phase is the latter part of glycolysis where the energy stored in the phosphorylated intermediates is recovered. During this phase, the high-energy phosphate groups are transferred to ADP to generate ATP through substrate-level phosphorylation, thereby harvesting the energy invested earlier.

Glycolysis

Glycolysis is a central metabolic pathway that breaks down glucose into pyruvate, generating energy in the form of ATP and NADH. It is a series of enzyme-catalyzed reactions organized into different phases that prepare and harvest energy from glucose.

Energy Investment Phase

The energy investment phase of glycolysis involves the consumption of ATP to phosphorylate intermediates, making the glucose molecule more reactive for subsequent steps. This phase is crucial for setting up the breakdown of the carbon chain by introducing key phosphate groups onto the intermediates.

Transcript

Please give Ace some feedback