Understanding Glycolysis in Respiration

What is the first stage of cellular respiration?

• Krebs Cycle

• Glycolysis

• Electron Transport Chain

• Fermentation

Which of the following is NOT a stage of cellular respiration?

• Glycolysis

• Krebs Cycle

• Photosynthesis

• Electron Transport Chain

Tags

NGSS.HS-LS1-7

What is the main purpose of glycolysis in cellular respiration?

• To produce oxygen

• To break down glucose into pyruvate

• To convert pyruvate into carbon dioxide

• To generate water

Tags

NGSS.HS-LS1-7

Why is glycolysis considered to have evolved before the other stages of aerobic respiration?

• It requires oxygen

• It occurs in the mitochondria

• It is an anaerobic process

• It produces the most ATP

Tags

NGSS.HS-LS4-2

Where does glycolysis occur within the cell?

• Mitochondria

• Nucleus

• Cytoplasm

• Ribosome

Which molecule is the end product of glycolysis?

• Acetyl-CoA

• Pyruvate

• ATP

• NADH

How many ATP molecules are net gained from one molecule of glucose during glycolysis?

• 1

• 2

• 4

• 6

Tags

NGSS.HS-LS2-3

What role does the mitochondrion play in aerobic respiration?

• It is the site of glycolysis

• It is where the Krebs Cycle and Electron Transport Chain occur

• It stores glucose

• It produces oxygen

Tags

NGSS.HS-LS2-3

Which of the following best describes the structure of a mitochondrion?

• A single membrane-bound organelle

• A double membrane-bound organelle with its own DNA

• A structure with no membranes

• A single membrane-bound organelle with chlorophyll

What is the chemical equation for glycolysis?

Tags

NGSS.HS-PS1-4