4.3

Question 1

What is the overall reaction to cellular respiration?

Answer 1

Cells break down food to make energy

Question 2

What are the four main stages of cellular respiration?

Answer 2

1. Glycolysis
2. Link reaction
3. Kreb’s cycle
4. ETC

Question 3

What does glycolysis mean?

Answer 3

Breaking down glucose

Question 4

What gets oxidized and broken down during glycolysis?

Answer 4

Glucose

Question 5

What is the purpose of NADH made during glycolysis?

Answer 5

To carry electrons to the final phase of respiration?

Question 6

Where does glycolysis happen?

Answer 6

CYtoplasm

Question 7

What does glycolysis make?

Answer 7

2 pyruvate molecules

Question 8

Where does the link reaction occur?

Answer 8

mitochondria

Question 9

Where does the acetyl-CoA go?

Answer 9

Goes to the Krebs cycle

Question 10

Where does carbon dioxide go?

Answer 10

Outside by breathing

Question 11

What is the Krebs cycle also called?

Answer 11

Citric acid cycle

Question 12

What are the products of the Krebs cycle?

Answer 12

ATP, CO2, NADH and FADH

Question 13

What is ATP used as?

Answer 13

Energy

Question 14

What is ETC made of?

Answer 14

Series of protein

Question 15

Where is the ETC located?

Answer 15

In the mitochondria in the inner membrane

Question 16

What is pumped through the membrane?

Answer 16

Hydrogen ions and proteins

Question 17

Where is the electron’s final destination?

Answer 17

Outside when we breathe

Question 18

What happens if there is no oxygen?

Answer 18

ATP can’t be made

Question 19

How many ATP molecules are made per glucose?

Answer 19

38 ATP molecules