Bio 150 Final Pt. 2

Front 1

Which of the following is found in eukaryotic cells but not in prokaryotic cells?

Back 1

Endoplasmic reticulum

Front 2

Human plasma cells secrete large amounts of antibody proteins. You would expect plasma cells to have many

Back 2

Ribosomes attached to the rough ER

Front 3

Which of the following would NOT be found outside of animal cells?

Back 3

Actin

Front 4

Which of the following statements are true of the nucleus?

Back 4

Ribosomal RNAs are manufactured in the nucleolus of the nucleus

And

The nuclear envelope is composed of single phospholipid bilayer with associated proteins

Front 5

Myosin is an example of a ________ and interacts with actin filaments in functions such as muscle contraction and cell division

Back 5

Microfilament

Front 6

Molecular zip codes direct molecules to particular destinations in the cell. How are these signals read?

Back 6

The bond to motor proteins

Front 7

What is the most likely pathway taken by a newly synthesized protein that will be secreted by a cell?

Back 7

ER —> Golgi —> vesicles that fuse with plasma membrane

Front 8

What is the major difference between the extracellular layers of a plant cell and the extracellular matrix (ECM) of an animal cell?

Back 8

Plant extracellular laters are primarily carbohydrate in nature, whereas animal ECM is mainly proteins

Front 9

Integrins are integral membrane proteins that are often attached to

Back 9

Cytoskeletal proteins and proteins in the extracellular matrix

Front 10

Plasmodesmata in plant cells are most similar in function to which of the following structures in animal cells?

Back 10

Gap junctions

Front 11

Is the primary cells wall inside or outside the secondary cell wall?

Back 11

Outside

Front 12

Estrogen is a lipid soluble steroid hormone secreted by the endocrine glands into the blood stream. When estrogen binds to its receptor it activates gene expression in targeted cells. The estrogen receptor is located

Back 12

In the nucleus or cytoplasm

Front 13

A cell with membrane bound proteins that selectively bind a specific hormone is called that hormone’s

Back 13

Target cell

Front 14

Which of the following is a statement of the first law of thermodynamics?

Back 14

Energy cannot be created or destroyed

Front 15

Which of the following is an example of potential rather than kinetic energy?

Back 15

A photon exciting an electron to a position of higher energy than the ground state

Front 16

The mathematical expression for the change in free energy of a system is G = H - TS

Which of the following is not a correct statement?

Back 16

T is the temperature in degrees Celsius

Front 17

Which of the following is TRUE for all exergonic reactions?

Back 17

The reaction proceeds with a net release of free energy

Front 18

During photosynthesis, the transfer of electrons from water for the electron transport chain of chloroplasts yields oxygen. Specific molecules of the transport chain receive those electrons in a _________ reaction

Back 18

Reduction

Front 19

The rate of enzymatic activity can be regulated by ________ while the function is generally governed by _________

Back 19

Temperature; substrate

Front 20

Why is ATP an important molecule in metabolism?

Back 20

Its terminal phosphate group contains a strong covalent bond that, when hydrolyzed, releases free energy

Front 21

Catabolic pathways ___________

Back 21

Supply energy, primarily in the form of ATP, for the cell’s work

Front 22

The molecule that functions as the reducing agent (electron donor) in a redox reaction

Back 22

Loses electrons and loses potential energy

Front 23

Which of the following is TRUE when comparing an uncatalyzed reaction to the same reaction with a catalyst

Back 23

The catalyze reaction will have the same G

Front 24

According to the induced fit hypothesis of enzyme catalysis

Back 24

The binding of the substrate changes the shape of the enzyme’s active site

Front 25

Where would you find an enzyme from a human stomach where conditions are strongly acidic?

Back 25

Low pH and around 38 degrees Celsius

Front 26

The glucose molecule has a large quantity of energy in its

Back 26

C-H bonds

Front 27

In addition to ATP, what are the end products if glycolysis?

Back 27

NADH and pyruvate

Front 28

Substrate level phosphorylation occurs in glycolysis when

Back 28

ADP is phosphorylated to produce ATP

Front 29

Glycolysis is activated when cellular energy levels are __________; the regulatory enzyme, phosphofructokinase, is ____________ by ATP

Back 29

Low; inhibited

Front 30

Following glycolysis and the citric acid cycle, but before the electron transport chain and oxidative phosphorylation, the carbon skeleton of glucose has been broken down to CO2 with some net gain of ATP. Most of the energy from the original glucose molecule at that point in the process, however, is in the form of ________

Back 30

NADH

Front 31

Carbon dioxide (CO2) is released during which of the following stages of cellular respiration?

Back 31

Oxidation if pyruvate to acetyl CoA and the citric acid cycle

Front 32

The primary role of oxygen in cellular respiration is to _____

Back 32

Act as an acceptor for electrons and hydrogen, forming water

Front 33

If radioactive sugar were fed to a mouse, the radioactivity would progress along which of the following paths?

Back 33

Sugar to pyruvate to citric acid cycle to carbon dioxide

Front 34

Why are fermentation reactions important for cells?

Back 34

The regenerate NAD+ so that glycolysis can continue to operate

Front 35

Which of the following statements best describes the relationship between photosynthesis and respiration?

Back 35

Photosynthesis stores energy in complex organic molecules; respiration releases energy from complex organic molecules

Front 36

What wavelengths of light are most effective in driving photosynthesis according to the graph?

Back 36

420 mm

Front 37

What wavelength of light should be used to maximize plant growth with a minimum of energy expenditure? According to graph

Back 37

A mixture of blue and red light

Front 38

In autumn, the leaves of deciduous tree change colors. This is because chlorophyll is degraded and ________

Back 38

Carotenoids and other pigments are still present in the leaves

Front 39

What event accompanies energy absorption by chlorophyll (or other pigment molecules of the antenna complex)?

Back 39

An electron is excited and resonates energy to adjacent pigment molecules

Front 40

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 40

ATP and NADPH

Front 41

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 41

ATP and NADPH

Front 42

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 42

the electron transfer system of photosystem II

Front 43

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 43

ATP and NADPH

Front 44

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 44

the electron transfer system of photosystem II

Front 45

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 45

Photosystem II

Front 46

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 46

ATP and NADPH

Front 47

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 47

the electron transfer system of photosystem II

Front 48

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 48

Photosystem II

Front 49

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 49

Stroma is the choloroplast

Front 50

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 50

ATP and NADPH

Front 51

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 51

the electron transfer system of photosystem II

Front 52

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 52

Photosystem II

Front 53

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 53

Stroma is the choloroplast

Front 54

In a plant cell, where are the ATP synthase complexes located?

Back 54

Thylakoids membrane and inner mitochondrial membrane

Front 55

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 55

ATP and NADPH

Front 56

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 56

the electron transfer system of photosystem II

Front 57

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 57

Photosystem II

Front 58

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 58

Stroma is the choloroplast

Front 59

In a plant cell, where are the ATP synthase complexes located?

Back 59

Thylakoids membrane and inner mitochondrial membrane

Front 60

RUBISCO is an enzyme that catalyzes a reaction involving the following substrate molecule(s)

Back 60

RuBp (a five carbon sugar) and CO2

Front 61

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 61

ATP and NADPH

Front 62

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 62

the electron transfer system of photosystem II

Front 63

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 63

Photosystem II

Front 64

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 64

Stroma is the choloroplast

Front 65

In a plant cell, where are the ATP synthase complexes located?

Back 65

Thylakoids membrane and inner mitochondrial membrane

Front 66

RUBISCO is an enzyme that catalyzes a reaction involving the following substrate molecule(s)

Back 66

RuBp (a five carbon sugar) and CO2

Front 67

Reactant of the light dependent reactions of photosynthesis

Back 67

H2O

Front 68

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 68

ATP and NADPH

Front 69

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 69

the electron transfer system of photosystem II

Front 70

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 70

Photosystem II

Front 71

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 71

Stroma is the choloroplast

Front 72

In a plant cell, where are the ATP synthase complexes located?

Back 72

Thylakoids membrane and inner mitochondrial membrane

Front 73

RUBISCO is an enzyme that catalyzes a reaction involving the following substrate molecule(s)

Back 73

RuBp (a five carbon sugar) and CO2

Front 74

Reactant of the light dependent reactions of photosynthesis

Back 74

H2O

Front 75

Product of cyclic electron transfer flow in the light dependent reactions

Back 75

ATP

Front 76

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 76

ATP and NADPH

Front 77

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 77

the electron transfer system of photosystem II

Front 78

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 78

Photosystem II

Front 79

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 79

Stroma is the choloroplast

Front 80

In a plant cell, where are the ATP synthase complexes located?

Back 80

Thylakoids membrane and inner mitochondrial membrane

Front 81

RUBISCO is an enzyme that catalyzes a reaction involving the following substrate molecule(s)

Back 81

RuBp (a five carbon sugar) and CO2

Front 82

Reactant of the light dependent reactions of photosynthesis

Back 82

H2O

Front 83

Product of cyclic electron transfer flow in the light dependent reactions

Back 83

ATP

Front 84

Product of the light dependent reactions of photosynthesis

Back 84

NADPH

Front 85

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 85

ATP and NADPH

Front 86

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 86

the electron transfer system of photosystem II

Front 87

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 87

Photosystem II

Front 88

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 88

Stroma is the choloroplast

Front 89

In a plant cell, where are the ATP synthase complexes located?

Back 89

Thylakoids membrane and inner mitochondrial membrane

Front 90

RUBISCO is an enzyme that catalyzes a reaction involving the following substrate molecule(s)

Back 90

RuBp (a five carbon sugar) and CO2

Front 91

Reactant of the light dependent reactions of photosynthesis

Back 91

H2O

Front 92

Product of cyclic electron transfer flow in the light dependent reactions

Back 92

ATP

Front 93

Product of the light dependent reactions of photosynthesis

Back 93

NADPH

Front 94

Reactant of the carbon fixation phase of the Calvin cycle (light independent reactions of photosynthesis)

Back 94

RUBP, a 5 carbon molecule

Front 95

Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?

Back 95

ATP and NADPH

Front 96

Product of the Calvin cycle which is a precursor to glucose

Back 96

G3P, a 3 carbon molecule

Front 97

When oxygen is released as a result of photosynthesis it is a direct byproduct of

Back 97

the electron transfer system of photosystem II

Front 98

Electrons from photosystem I ate used to produce NADPH. These electrons are replaced by electrons from

Back 98

Photosystem II

Front 99

Where do the enzymatic reactions of the Calvin Cycle take place?

Back 99

Stroma is the choloroplast

Front 100

In a plant cell, where are the ATP synthase complexes located?

Back 100

Thylakoids membrane and inner mitochondrial membrane

Front 101

RUBISCO is an enzyme that catalyzes a reaction involving the following substrate molecule(s)

Back 101

RuBp (a five carbon sugar) and CO2

Front 102

Reactant of the light dependent reactions of photosynthesis

Back 102

H2O

Front 103

Product of cyclic electron transfer flow in the light dependent reactions

Back 103

ATP

Front 104

Product of the light dependent reactions of photosynthesis

Back 104

NADPH

Front 105

Reactant of the carbon fixation phase of the Calvin cycle (light independent reactions of photosynthesis)

Back 105

RUBP, a 5 carbon molecule