Learn about the key steps in glycolysis, the first stage of cellular respiration, and how it breaks down glucose into pyruvate to produce energy for the cell.
Glycolysis is a crucial metabolic pathway that takes place in the cytoplasm of cells. It is the first stage of cellular respiration and involves the breakdown of glucose into pyruvate to produce energy in the form of ATP. Here are the key steps in glycolysis:
The first step involves the phosphorylation of glucose to glucose-6-phosphate. This reaction is catalyzed by the enzyme hexokinase and requires the input of one ATP molecule.
Glucose-6-phosphate is then converted to fructose-6-phosphate through an isomerization reaction catalyzed by the enzyme phosphoglucose isomerase.
Fructose-6-phosphate is further phosphorylated to fructose-1,6-bisphosphate with the help of the enzyme phosphofructokinase-1, using another ATP molecule.
Fructose-1,6-bisphosphate is then cleaved into two 3-carbon molecules, dihydroxyacetone phosphate, and glyceraldehyde-3-phosphate by the enzyme aldolase.
Glyceraldehyde-3-phosphate is oxidized and phosphorylated to form 1,3-bisphosphoglycerate, which generates NADH and ATP through a series of reactions including the enzyme glyceraldehyde-3-phosphate dehydrogenase.
Overall, glycolysis is a series of enzymatic reactions that efficiently breaks down glucose to produce ATP, NADH, and pyruvate, serving as a critical pathway for energy production in cells.
Do you have any opinion about What are the key steps in glycolysis??
Login / SignupGet the weekly newsletter! In it, you'll get:
See an example newsletter
Question and answer communities are a great way to share knowledge. People can ask questions about any topic they're curious about, and other members of the community can provide answers based on their knowledge and expertise.
These communities offer a way to engage with like-minded individuals who share similar interests. Members can connect with each other through shared experiences, knowledge, and advice, building relationships that extend beyond just answering questions..
Answers Adda Question & Answer communities provide a platform for individuals to connect with like-minded people who share similar interests. This can help to build a sense of community and foster relationships among members.
Answers Adda is a question and answer community is a platform where individuals can ask questions and receive answers from other members of the community. It's a great way to share knowledge, seek advice, and connect with like-minded individuals. Join a Q&A community today and expand your understanding of the world around you!
Copyright © 2025 Answers Adda Inc.