Topic 5

Question 1

Biochemical reactions that allow an organism to obtain from it living environment and use the energy to maintain its growth and reproduction

Answer 1

Metabolism

Question 2

Metabolic energy giving reactions

Answer 2

Catabolism

Question 3

Metabolic energy taking reactions

Answer 3

Anabolism

Question 4

Catabolic is exergonic or endogenic?

Answer 4

Exergonic

Question 5

Anabolic is exergonic or endogenic?

Answer 5

Endergoinc

Question 6

Allows for gradual energy usage through energy transport chain

Answer 6

Dehydrogenase

Question 7

What are the electron carriers in cellular respiration?

Answer 7

NADH + FADH2

Question 8

What are the stages of cellular respiration?

Answer 8

1. Glycolysis
2. Pyruvate Oxidation
3. Citric Acid Cycle
4. Oxidative Phosporylation

Question 9

Does glycolysis require oxygen?

Answer 9

No

Question 10

What ate the reactants of glycolysis?

Answer 10

2 ATP

Question 11

What are the products of glycolysis?

Answer 11

2 Pyruvate (3 carbon)

Question 12

What is produced in glycolysis?

Answer 12

2 ATP
2 NADH
2 Pyruvate
2 H2O

Question 13

What is procured in pyruvate oxidation? (From 1 pyruvate?)

Answer 13

1 Acetyl - CoA
1 NADH
1 CO2

Question 14

What is Phosphorlatuion?

Answer 14

Addition of a phosphate group to a molecule (PO4 3-)

Question 15

Where does glycolysis happen?

Answer 15

Cytoplasm

Question 16

Where does pyruvate oxidation happen?

Answer 16

Moves to mitochondrial matrix through transport protein

Question 17

Where does the Citric Acid Cycle happen?

Answer 17

Mitochondrial Matrix

Question 18

What are the products of the Citric Acid Cycle? (From 1 Acetyl - CoA)

Answer 18

2 CO2
1 ATP
3 NADH
1 FADH2

Question 19

What is Substrate - Level Phosphorylation?

Answer 19

Enzyme - catalyzed reation

Question 20

What are the complexes of the ETC?

Answer 20

H+ pump I, III, IV
ATP Synthase

Question 21

What are the small carriers of the ETC?

Answer 21

Ubiquinone and Cytochrome C

Question 22

How many ATP does 1 NADH make?

Answer 22

3 ATP

Question 23

What is the approximate amount of ATP made from 1 glucose molecule?

Answer 23

38 ATP

Question 24

Where does the ETC happen?

Answer 24

Inter membrane space + Matrix

Question 25

How much CO2 is made from 1 glucose molecule?

Answer 25

6 CO2

Question 26

Proton gradient powers what?

Answer 26

ATP Synthase the power ATP synthesis

Question 27

Where is ATP synthase

Answer 27

Embedded in the inner mitochondrial membrane with ETC

Question 28

Pathway of respiration that oxidizes fuel molecules in the absence of oxygen

Answer 28

Fermentation

Question 29

Which step in cellular respiration make the most ATP?

Answer 29

ETC

Question 30

What is chemiosmosis?

Answer 30

The coupling of energy made from ETC to fuel ATP synthesis

Question 31

Where does cellular respiration happen in prokaryotic cells?

Answer 31

The cytosol

Question 32

Where does cellular respiration happen in eurkariotic cells?

Answer 32

The mitochondria

Question 33

An enzyme that adds a phosphate group to a molecule

Answer 33

Kinase

Question 34

An enzyme that removes a phosphate group from a molecule

Answer 34

Phosphatase