Understanding Glycolysis

What is the primary energy source for living cells?

• Glucose

• Nucleic acids

• Proteins

• Lipids

Where is ATP primarily produced in the cell?

• Nucleus

• Golgi apparatus

• Mitochondria

• Ribosomes

What is the first product formed when glucose is phosphorylated?

• Glucose 6-phosphate

• Fructose 6-phosphate

• ATP

• Pyruvate

Which enzyme reaction splits the six-carbon sugar into two three-carbon sugars?

• Second enzyme

• First enzyme

• Tenth enzyme

• Fourth enzyme

What must dihydroxyacetone phosphate be converted into to continue glycolysis?

• Pyruvate

• Glyceraldehyde 3-phosphate

• Glucose 6-phosphate

• Fructose 6-phosphate

What is produced when two electrons are transferred to NAD+?

• NADH

• ATP

• ADP

• Pyruvate

Which enzyme transfers a phosphate group to ADP to form ATP?

• Seventh enzyme

• Eighth enzyme

• Ninth enzyme

• Tenth enzyme

What is the final product of glycolysis?

• NADH

• Pyruvate

• Fructose 6-phosphate

• Glucose

How many ATP molecules are gained net from glycolysis?

• Four

• Three

• Two

• One

What is the total number of NADH molecules produced during glycolysis?

• One

• Two

• Three

• Four