Totora Microbiology Metabolism Worksheet

Front 1

Indicate whether the following reactions are ANABOLIC or CATABOLIC, A + B -> AB

Back 1

ANABOLIC

Front 2

Indicate whether the following reactions are ANABOLIC or CATABOLIC, AB -> A + B

Back 2

CATABOLIC

Front 3

Indicate whether the following reactions are ANABOLIC or CATABOLIC, Starch -> Glucose

Back 3

CATABOLIC

Front 4

Indicate whether the following reactions are ANABOLIC or CATABOLIC, Amino Acids -> Proteins

Back 4

ANABOLIC

Front 5

Indicate whether the following reactions are ANABOLIC or CATABOLIC, Triglycerides -> Glycerol and 3 Fatty Acids

Back 5

CATABOLIC

Front 6

Indicate whether the following reactions are ANABOLIC or CATABOLIC, Gulcose -> Glycogen

Back 6

ANABOLIC

Front 7

Define all synthesis reactions in a living organism; the building of complex organic molecules from simpler ones

Back 7

ANABOLISM

Front 8

Define all decomposition reactions in a living organism; the breakdown of complex organic compounds into simpler ones.

Back 8

CATABOLISM

Front 9

The sum of all the chemical reactions that occur in a living cell.

Back 9

Metabolism

Front 10

The substance that specific enzymes can react with

Back 10

Substrate

Front 11

A crevice where substrate binds to an enzyme during reaction

Back 11

Active Site

Front 12

An energy requiring process

Back 12

Anabolism

Front 13

Process where energy is released

Back 13

Catabolism

Front 14

The interaction between a substrate molecule and the active site of an enzyme, which changes shape slightly to embrace the substrate and catalyze the reaction

Back 14

Induced fit

Front 15

Fills the active site of an enzymen and competes with the normal substrate for the active site

Back 15

Competitive Inhibition

Front 16

When a noncompetitive inhibitor attaches to another part of the enzyme this is called the?

Back 16

Allosteric Site

Front 17

Allosteric inhibitors play a role in a kind of biochemical control called?

Back 17

Feedback inhibition

Front 18

When a series of enzymes makes an end product that inhibits the first enzyme in the series, thus shutting down the entire pathway when sufficient end-product has been made.

Back 18

Feedback inhibition

Front 19

A transcripitional control in anabolic pathway that blocks synthesis of enzymes when end products accumulate

Back 19

Enzyme repression

Front 20

A transcripitional control in catabolic pathway when enzymes are produced only when their substrates are present

Back 20

Enzyme Induction

Front 21

Non protein groups that bind to many enzymes and make them more reactive known as "helpers"

Back 21

Cofactor substrates

Front 22

Large organic molecules that act to transfer functional groups, protons, or electrons from one substrate to another

Back 22

Co enzymes

Front 23

The protein portion of an enzyme, can not function without the "help" of a co enzyme

Back 23

Apoenzyme

Front 24

The conbination of a co enzyme and an apoenzyme, a functional complex

Back 24

Holoenzyme

Front 25

Removal of electrons from a substance

Back 25

Oxidation

Front 26

Addition of electrons to a substance

Back 26

Reduction

Front 27

Indicate whether the compound below is in its OXIDIZED or REDUCED state, NAD+

Back 27

Oxidized

Front 28

Indicate whether the compound below is in its OXIDIZED or REDUCED state, FADH2

Back 28

Reduced

Front 29

Indicate whether the compound below is in its OXIDIZED or REDUCED state, NADH

Back 29

Reduced

Front 30

Indicate whether the compound below is in its OXIDIZED or REDUCED state, FAD

Back 30

Oxidized

Front 31

What produces ATP by chemiosmosis?

Back 31

Electron Transport Chain

Front 32

What forms pyruvate?

Back 32

Glycolysis

Front 33

What produces carbon dioxide as a waste product?

Back 33

TCA Cycle

Front 34

What can take place in the presence or absence of oxygen?

Back 34

Glycolysis

Front 35

What take place on the bacterial cell membrane?

Back 35

Electron Transport Chain

Front 36

What takes place in the cytoplasm of the cell?

Back 36

Glycolysis and TCA Cycle

Front 37

What produces ATP by substrate level phosphorylation?

Back 37

Glycolysis and TCA Cycle

Front 38

What makes use of compounds known as cytochromes?

Back 38

Electron Transport Chain

Front 39

What uses oxygen directly?

Back 39

Electron Transport Chain

Front 40

What is responsible for the complete oxidation of pyruvate?

Back 40

TCA Cycle

Front 41

How many ATP molecules must be invested to begin the process of glycolysis?

Back 41

2

Front 42

How many ATP molecules are gained (net) in the coversion of one molecule of glucose to two molecules of pyruvate?

Back 42

2

Front 43

How many ATP molecules are formed/glucose during the TCA cycle?

Back 43

15 per pyruvate

Front 44

How many ATP molecules are produced via the Electron Transport Chain in the processing of one FADH2 molceule?

Back 44

2

Front 45

How many ATP molecules are produced via the Electron Transport Chain in the processing of one NADH molecule?

Back 45

3

Front 46

How many ATP molecules are formed by bacterial cells carrying out aerobic respiration?

Back 46

38

Front 47

How many ATP molecules are formed by bacterial cells carrying out fermentation?

Back 47

2/per glucose

Front 48

How many carbon atoms are present in Glucose?

Back 48

6

Front 49

How many carbon atoms are present in Glyceraldehyde-3-phosphate (G-3-P)?

Back 49

3

Front 50

How many carbon atoms are present in Pyruvate?

Back 50

3

Front 51

How many carbon atoms are present in The Acetyl group carried by Coenzyme A?

Back 51

2

Front 52

How many carbon atoms are present in Oxaloacetate?

Back 52

4

Front 53

How many carbon atoms are present in Citrate?

Back 53

6

Front 54

How many carbon atoms are present in Ethanol?

Back 54

2

Front 55

How many carbon atoms are present in Lactic Acid?

Back 55

3

Front 56

How is ATP produced by Substrate Level Phosphorylation?

Back 56

A Mechanism of ATP synthesis in which a high energy phosphate group is directly transferred from an intermediate in the pathway to ADP to make ATP

Front 57

How is ATP produced by Oxidative Phosphorylation (Chemiosmosis)?

Back 57

3 steps 1 e- flow thru ETC 2 A proton gradient is established 3 H+ diffuse thru an ATP synthase

Front 58

List two ways in which Anaerobic Respiration differs from Aerobic Respiration

Back 58

1 in Anaerobic something other than oxygen is the final electron acceptor 2 Anaerobic (Less than 38 but more than 2) does not produce as much ATP as Aerobic (36 or 38)

Front 59

List two ways in which Anaerobic Respiration differs from Fermentation

Back 59

Fermentation only produces 2 ATP while Anaerobic produces less than 38 but more than 2, and Fermentation can happen under either Aerobic or anaerobic conditions, while Anaerobic can only happen under Anaerobic conditions