glycolysis steps

What is the first stage of glycolysis?

• Dephosphorylation of glucose

• Phosphorylation of glucose

• Citric acid cycle

• Gluconeogenesis

What molecule is converted to glucose-6-phosphate in glycolysis?

• galactose

• fructose

• sucrose

• glucose

How many molecules of ATP are consumed in glycolysis?

• 6

• 4

• 8

• 2

What is the final product of glycolysis?

• oxaloacetate

• pyruvate

• glucose

• acetyl-CoA

What enzyme converts glucose to glucose-6-phosphate?

• sucrase

• hexokinase

• fructokinase

• glucokinase

Where does glycolysis occur in the cell?

• In the mitochondria

• In the cytoplasm

• In the nucleus

• In the endoplasmic reticulum

What is the rate-limiting step of glycolysis?

• ATP synthase

• Acetyl-CoA

• PFK-1

• Hexokinase

What molecule is formed in the reaction of phosphoglycerate kinase in glycolysis?

• 1,3-bisphosphoglycerate

• 2,3-bisphosphoglycerate

• 1,4-bisphosphoglycerate

• 3-phosphoglycerate

How many molecules of NADH are produced in glycolysis?

• 2

• 3

• 4

• 1

What substrate is needed for the reaction catalyzed by enolase in glycolysis?

• 2-phosphoglycerate

• Citric acid

• Fructose-1,6-bisphosphate

• Pyruvate