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What kind of poison would most likely directly interfere with glycolysis?

Question 4 (5 points) Based on what you have learned about glycolysis, which kind of poison would most likely directly interfere with glycolysis? Question 4 options: A poison that reacts with oxygen and depletes its concentration in the cell. A poison that closely mimics the structure of glucose but is not metabolized.

What is broken down in glycolysis?

Glycolysis is the process in which one glucose molecule is broken down to form two molecules of pyruvic acid (also called pyruvate). Thus, four ATP molecules are synthesized and two ATP molecules are used during glycolysis, for a net gain of two ATP molecules.

What type of reaction is glucose metabolism?

Since the breakdown of glucose is a chemical reaction, it can be described using the following chemical equation: C6H12O6 + 6 O2 –> 6 CO2 + 6 H2O, where 2870 kilojoules of energy are released for each mole of glucose that’s metabolized.

What are the end products of glycolysis?

The final product of glycolysis is pyruvate in aerobic settings and lactate in anaerobic conditions. Pyruvate enters the Krebs cycle for further energy production.

What is the final product of glycolysis and how many carbons does it consist of?

Glycolysis is the breakdown of a 6 Carbon glucose molecule into two 3 carbon pyruvate molecules.

What is the 3 carbon product of glycolysis?

Glycolysis, as the name suggests, is the process of lysing glucose into pyruvate. Since glucose is a six-carbon molecule and pyruvate is a three-carbon molecule, two molecules of pyruvate are produced for each molecule of glucose that enters glycolysis.

Does glycolysis give off co2?

Glucose ( 6 carbon atoms) is split into 2 molecules of pyruvic acid (3 carbons each). This produces 2 ATP and 2 NADH. Glycolysis takes place in the cytoplasm. This breaks down the pyruvic acid to carbon dioxide.

Which steps of glycolysis are reversible?

The following steps of glycolysis are reversible:

  • Step 2: G6P-F6P Isomerization.
  • Step 4: F16BP cleavage (forming G3P and Dihydroxyacetone phosphate)
  • Step 5: Dihydroxyacetone phosphate-G3P Isomerization.
  • Step 6: G3P Phosphorylation (forming 1,3-biphosphoglycerate)

What are the steps involved in glycolysis?

Stages of Glycolysis. The glycolytic pathway can be divided into three stages: (1) glucose is trapped and destabilized; (2) two interconvertible three-carbon molecules are generated by cleavage of six-carbon fructose; and (3) ATP is generated.

What is the substrate for the first step in glycolysis?

The first step in glycolysis is catalyzed by hexokinase, an enzyme with broad specificity that catalyzes the phosphorylation of six-carbon sugars. Hexokinase phosphorylates glucose using ATP as the source of the phosphate, producing glucose-6-phosphate, a more reactive form of glucose.

Is glycolysis oxidation or reduction?

There is one redox reaction during glycolysis. The oxidation of glucose begins during glycolysis. NAD+ accepts the electrons during the oxidation, and as a result it gets reduced. A total of 2 NADH are produced.

What is the net gain of ATP at the end of glycolysis?

What is the net gain of ATP from Glycolysis? The net gain of ATP from Glycolysis is 2. During glycolysis, two ATP are generated from each G3P, for a total of four ATP per glucose molecule. Because two ATP were used up to form fructose bisphosphate, there is a net gain of only two ATP per glucose molecule.

What glycolysis products are transported into the mitochondria?

Answer: Two Pyruvate, two NADH, and two ATP molecules are the products of the glycolysis which are sent to the mitochondria of the cell.

What glycolysis product is transported into the mitochondria quizlet?

Glycolysis yields a net gain of _______ ATP molecules per molecule of glucose. Which of the following is a product of glycolysis that is transported into the mitochondria? ethanol or lactate.

What is the difference between glycolysis and oxidative phosphorylation?

In oxidative phosphorylation, oxygen must be present to receive electrons from the protein complexes. This allows for more electrons and high energy molecules to be passed along, and maintains the hydrogen pumping that produces ATP. During glycolysis, only two ATP molecules are produced.

How does pyruvic acid get into the mitochondria?

Pyruvate metabolic pathways Pyruvate crosses the outer mitochondrial membrane (OMM) probably via the VDAC into the intermembrane space (IMS). Pyruvate is then transported across the IMM by the MPC. It has also been suggested that the MPC transports ketone bodies across the IMM.