Glycolysis: Metabolic Pathway of Glucose

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Where does glycolysis occur in the cell?

Mitochondria

Nucleus

Endoplasmic reticulum

Cytosol (correct)

What is the main function of glycolysis?

To break down ATP to release energy

To produce ATP from pyruvate

To convert glucose into pyruvate (correct)

To convert pyruvate into glucose

How many net molecules of ATP are generated in glycolysis per molecule of glucose?

Five

Two (correct)

Zero

Four

Which enzyme is responsible for the transfer of pyruvate to lactate?

Lactate dehydrogenase Signup and view all the answers

In which stage of glycolysis are two phosphorylated 3-carbon compounds formed?

(Splitting stage) Signup and view all the answers

What type of process is glycolysis in terms of oxygen requirement?

Oxygen-independent process Signup and view all the answers

What is the overall energy yield from the complete breakdown of one molecule of glucose in glycolysis?

2 ATP Signup and view all the answers

Which enzyme catalyzes the conversion of glucose to glucose-6-phosphate in the first step of glycolysis?

Hexokinase Signup and view all the answers

In which phase of glycolysis are ATP molecules used to phosphorylate glucose?

Investment phase Signup and view all the answers

What is the fate of pyruvate in the presence of mitochondria and oxygen in the cells?

Enters the Krebs cycle Signup and view all the answers

Where does glycolysis take place within a cell?

Cytosol Signup and view all the answers

What is the main product of glycolysis under anaerobic conditions?

Lactate Signup and view all the answers

Does glycolysis produce carbon dioxide as a byproduct?

No, carbon dioxide is not produced during glycolysis. Signup and view all the answers

What is the primary purpose of glycolysis?

To break down glucose to produce energy in the form of ATP and NADH Signup and view all the answers

Is glycolysis an aerobic or anaerobic process?

Both aerobic and anaerobic Signup and view all the answers

What is the net gain of ATP molecules in glycolysis?

Two molecules Signup and view all the answers

What is the main function of lactate dehydrogenase in glycolysis?

Transfer of pyruvate to lactate Signup and view all the answers

Which stage of glycolysis involves the formation of two phosphorylated 3-carbon compounds?

Splitting stage Signup and view all the answers

Under anaerobic conditions, the main product of glycolysis is:

Lactate Signup and view all the answers

In which cellular compartment does glycolysis occur?

Cytosol Signup and view all the answers

Which enzyme catalyzes the conversion of fructose-6-phosphate to fructose-1,6-bisphosphate in glycolysis?

Phosphofructokinase Signup and view all the answers

What is the net ATP production per molecule of glucose in glycolysis?

2 ATP Signup and view all the answers

What is the fate of pyruvate in the absence of mitochondria and oxygen in the cells?

It is converted to lactate Signup and view all the answers

In which phase of glycolysis does the phosphorylation of glucose occur?

Investment phase Signup and view all the answers

What enzyme catalyzes the conversion of glucose to glucose-6-phosphate in the first step of glycolysis?

Hexokinase Signup and view all the answers

Which process follows glycolysis in the absence of oxygen and mitochondria?

Fermentation Signup and view all the answers

What is the primary location of glycolysis within a cell?

Cytosol Signup and view all the answers

What is the main advantage of glycolysis in terms of ATP production?

Rapid production of ATP Signup and view all the answers

What is the end product of glycolysis in aerobic conditions?

$2$ molecules of pyruvate Signup and view all the answers

Glycolysis: Metabolic Pathway of Glucose

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Questions and Answers

Where does glycolysis occur in the cell?

What is the main function of glycolysis?

How many net molecules of ATP are generated in glycolysis per molecule of glucose?

Which enzyme is responsible for the transfer of pyruvate to lactate?

In which stage of glycolysis are two phosphorylated 3-carbon compounds formed?

What type of process is glycolysis in terms of oxygen requirement?

What is the overall energy yield from the complete breakdown of one molecule of glucose in glycolysis?

Which enzyme catalyzes the conversion of glucose to glucose-6-phosphate in the first step of glycolysis?

In which phase of glycolysis are ATP molecules used to phosphorylate glucose?

What is the fate of pyruvate in the presence of mitochondria and oxygen in the cells?

Where does glycolysis take place within a cell?

What is the main product of glycolysis under anaerobic conditions?

Does glycolysis produce carbon dioxide as a byproduct?

What is the primary purpose of glycolysis?

Is glycolysis an aerobic or anaerobic process?

What is the net gain of ATP molecules in glycolysis?

What is the main function of lactate dehydrogenase in glycolysis?

Which stage of glycolysis involves the formation of two phosphorylated 3-carbon compounds?

Under anaerobic conditions, the main product of glycolysis is:

In which cellular compartment does glycolysis occur?

Which enzyme catalyzes the conversion of fructose-6-phosphate to fructose-1,6-bisphosphate in glycolysis?

What is the net ATP production per molecule of glucose in glycolysis?

What is the fate of pyruvate in the absence of mitochondria and oxygen in the cells?

In which phase of glycolysis does the phosphorylation of glucose occur?

What enzyme catalyzes the conversion of glucose to glucose-6-phosphate in the first step of glycolysis?

Which process follows glycolysis in the absence of oxygen and mitochondria?

What is the primary location of glycolysis within a cell?

What is the main advantage of glycolysis in terms of ATP production?

What is the end product of glycolysis in aerobic conditions?

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