0
Glucose is a six carbon sugar when glycolysis is over it is split into two three carbon molecules called pyruvic acid (pyruvates). When this is done the link cycle begins (second stage of respiration) . In the link reaction the pyruvic acid loses a carbon that becomes CO2. The remaining two carbons are called acetic acid. This then meets enzyme coenzyme A and becomes acetylcoenyme A. This combination is the start of the kreb's cycle.
What else can I help you with?
Can pyruvic acid use in the Krebs cycle?
The pyruvic acid that is produced by glycolysis is used as the initial input for the Krebs Cycle (also called citric acid cycle). In the initial step of the Krebs Cycle, the pyruvic acid is converted to acetyl-CoA via pyruvate decarboxylation. This continues a series of chemical reactions leading to the production of 2 ATP molecules.
What happens when oxygen is present and includes glycolysis and Krebs cylcle and Electron transport?
In the presence of oxygen, glycolysis breaks down glucose to produce pyruvate which then enters the Krebs cycle. In the Krebs cycle, pyruvate is further broken down to produce ATP, NADH, and FADH2. These electron carriers then enter the electron transport chain where they donate electrons to generate more ATP through oxidative phosphorylation.
The pyruvic acid that accumulates as a result of glycolysis can be converted to?
The pyruvic acid that accumulates as a result of glycolysis can be converted to acetyl-CoA through the process of pyruvate decarboxylation. Acetyl-CoA can then enter the citric acid cycle to generate ATP through oxidative phosphorylation.
How many Krebs cycle occur per glucose?
twice
How many turns can a single glucose molecule drive the Krebs cycle?
A single glucose molecule is able to drive the Krebs cycle 2 times. The Krebs Cycle is the series of chemical reactions that take place to provide all aerobic organisms with the ability to make energy.
What happens to pyruvate molecules formed glycolysis in the absence of oxygen?
they will enter the Krebs cycle
How does galactose enter the Krebs cycle?
Galactose is converted to glucose-6-phosphate, which can enter glycolysis to produce pyruvate. Pyruvate can then be converted to acetyl-CoA, a molecule that enters the Krebs cycle. This allows galactose-derived metabolites to be utilized in the Krebs cycle for energy production.
In anaerobic respiration what steps produce carbon dioxide?
It's called the Krebs's cycle and it consists of the steps to convert a 2 carbon sugar into CO2 and H2O. (And you don't own the genetic code to do this ... only the mitochondria do.)
What is a product of aerobic respiration that will enter into and begin the Krebs cycle?
glycolysis yiels 2 pyruvate molecules that will undergo Kreb's cycle
What happens glycolysis?
The pyruvates enter the mitochondria to further undergo cellular respiration. The ATP molecules are used by the cell.
Can pyruvic acid use in the Krebs cycle?
The pyruvic acid that is produced by glycolysis is used as the initial input for the Krebs Cycle (also called citric acid cycle). In the initial step of the Krebs Cycle, the pyruvic acid is converted to acetyl-CoA via pyruvate decarboxylation. This continues a series of chemical reactions leading to the production of 2 ATP molecules.
When does Calvin cycle begin?
When acetyl CoA and oxaloacetate is present.
Pyruvate is the end product of?
glycolysis. It is a 3-carbon compound that can be further metabolized in the presence of oxygen to enter the citric acid cycle or converted to lactate or ethanol in the absence of oxygen through fermentation.
Does pyruvic acid enters the krebs cycle?
Pyruvic acid cycle does enter the Krebs cycle and is turned into acetyl coenzyme A.
Which is NOT a pathway in the oxidation of glucose?
Glycolysis is NOT a pathway in the oxidation of glucose. Glycolysis is actually the first step in the breakdown of glucose and serves to produce pyruvate, which can then enter either the aerobic citric acid cycle or anaerobic fermentation pathways for further oxidation.
What happens when oxygen is present and includes glycolysis and Krebs cylcle and Electron transport?
In the presence of oxygen, glycolysis breaks down glucose to produce pyruvate which then enters the Krebs cycle. In the Krebs cycle, pyruvate is further broken down to produce ATP, NADH, and FADH2. These electron carriers then enter the electron transport chain where they donate electrons to generate more ATP through oxidative phosphorylation.
Do humans require oxygen to enter the Krebs cycle?
yeah!
