Electron Transport Chain

The movement of protons (H⁺ ions) through ATP synthase occurs from the...

• matrix to the intermembrane space

• matrix to cytoplasm

• intermembrane space to the matrix

• intermembrane space to the cytoplasm

• cytoplasm to the intermembrane space

In the electron transport chain, Oxygen acts as...

• a carrier of electrons, passing electrons down the chain

• a reducing agent

• the final electron acceptor

• a coenzyme

Tags

NGSS.HS-LS1-7

Where is the ETC located

• Mitochondria

• Nucleus

• Cyotplasm

• Inner mitochondrial membrane

Tags

NGSS.HS-LS1-7

What does ATP synthase do?

• Create ATP with chemiosmosis.

• Break down ATP in chemiosmosis.
• Break down NADPH. 
• Create NADPH.

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which of the following processes creates the most ATP during aerobic cellular respiration?

• glycolysis

• fermentation

• electron transport chain

• Citric acid cycle

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

True or False: Water is produced as a byproduct during this stage of cell respiration.

• True

• False

Tags

NGSS.HS-LS1-7

Without O₂, the cell will no longer undergo cellular respiration (Krebs Cycle and ETC). It will switch to fermentation.

• True

• False

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

In what part of the mitchondria does the electron transport chain occur?

• Inner mitochondrial membrane (folds of the mitochondria)

• Outer mitochondrial membrane

• Cytoplasm

• Ribosomes

Cellular Respiration is considered aerobic because it:

• requires carbon dioxide
• requires glucose
• requires ATP
• requires oxygen

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

What is needed from the Krebs Cycle in order for the Electron Transport Chain to occur?

• ATP
• NADH & FADH₂

• CO₂
• H₂0

Tags

NGSS.HS-LS1-7