Chapter 6/13: Catabolism of Organic Compounds

Question 0

What are two specific pathways of glycolysis?

Answer 0

EM (Embden-Meyerhof), ED (Entner-Duodoroff)

Question 1

What are two general pathways to pyruvate?

Answer 1

Glycolysis, Pentose phosphate

Question 2

Which glycolysis pathway(s) take/s place in all domains?

Answer 2

EM

Question 3

Which glycolysis pathway(s) use/s glucose to produce 2 NADH molecules?

Answer 3

EM

Question 4

Which glycolysis pathway(s) use/s glucose to produce 1 NADH molecule?

Answer 4

ED

Question 5

Which glycolysis pathway(s) net/s 2 ATP?

Answer 5

EM

Question 6

Which glycolysis pathway(s) net/s 1 ATP?

Answer 6

ED

Question 7

Which glycolysis pathway(s) occur/s in the cytoplasm, independent of O2?

Answer 7

EM, ED

Question 8

Which glycolysis pathway(s) produce/s 2 pyruvate?

Answer 8

EM, ED

Question 9

Which pathway can be used to produce pyruvate if intermediates are catabolized under nutrient limitation?

Answer 9

Pentose Phosphate Shunt

Question 10

What process uses organic molecules to remove the electrons carried by NADH?

Answer 10

Fermentation

Question 11

What compounds are produced by fermentation?

Answer 11

Alcohols, Organic acids, CO2

Question 12

What process catabolizes pyruvate?

Answer 12

TCA cycle

Question 13

What process produces mass amounts of NADH and FADH2?

Answer 13

TCA cycle

Question 14

What process involves electrons in NADH being passed to an electron transport system and on to an inorganic acceptor?

Answer 14

TCA cycle

Question 15

What process recycles electrons from NADH and FADH2?

Answer 15

Respiration

Question 16

What acts as a terminal electron acceptor in aerobic respiration?

Answer 16

O2

Question 17

What acts as a terminal electron acceptor in anaerobic respiration?

Answer 17

Inorganic molecules

Question 18

What shuttles protons and produces ATP in the electron transport chain?

Answer 18

ATP synthase

Question 19

What type of respiration is less efficient?

Answer 19

Anaerobic respiration

Question 20

What is rotated on ATP synthase to facilitate the addition of Pi to ADP?

Answer 20

Gamma subunit

Question 21

What type of process uses reduced inorganic compounds for energy and electrons?

Answer 21

Chemolithotrophy

Question 22

What type of process does not require NAD+ and uses membrane-bound enzymes to remove electrons directly?

Answer 22

Chemolithotrophy

Question 23

What breaks down polysaccharides into smaller subunits outside the plasma membrane?

Answer 23

Exoenzymes

Question 24

What breaks down polypeptides into amino acids?

Answer 24

Proteases

Question 25

What process happens to amino acids so they can be further catabolized in the TCA cycle?

Answer 25

Deamination

Question 26

What are lipids broken down by?

Answer 26

Lipases

Question 27

What will lipases seperate from each other?

Answer 27

Fatty acids, Glycerol

Question 28

What mechanism cleaves fatty acids into Acetyl-CoA?

Answer 28

Beta-oxidation