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9th Grade Biology > Chapter 5 > Flashcards

Chapter 5 Flashcards

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1
Q

when is protein gradient created?

A

he product of the electron transport chain.

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2
Q

ATP synthase ezyme

A

creates atp

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3
Q

Do enxymes catalyze every chemical event in cells?

A

Yes

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4
Q

Cofcator

A

metal ion or organic compound

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5
Q

Substrate of catalase

A

h202

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6
Q

Catalase has

A

four cofactors called hemes

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7
Q

When a phosphate group is transferred from one moeucle to another

A

phosphorylation

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8
Q

ATP is a ____

A

coenxyme

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9
Q

Lipid head

A

glycerol and phoshate

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10
Q

Diffusion is drievn by -___ energy

A

kinetic

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11
Q

May need faciliated diffusion if

A

carrying a charge or polar

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12
Q

What diffuses through membrane easily>

A

Lipids, o2 and co2

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13
Q

Cell ruptures

A

cytolysis

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14
Q

animal cells drinks due to hypertonic solution

A

crenation

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15
Q

Water rushes out of plant cell

A

plasmolysis

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16
Q

Catalysis of red blood cell

A

hemolysis

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17
Q

Electrons are at a ____ energy level when they enter a chain than when they leave

A

higher

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18
Q

Atoms of metal elements

A

ready lose or gain electrons

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19
Q

Are cofactors always bound to enzyme?

A

No

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20
Q

Catalase’s substrate is

A

h202

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21
Q

Catalase is an

A

antioxidant

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22
Q

Bonds between phosphate groups hold ___ of energy compared to other bonds

A

a lot

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23
Q

forms when enzyme transfers phosphate group from ATP to another molecule

A

AdP

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24
Q

ATP used to drive ___ reactions

A

ender

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25
Chrage affect?
Positively charges substance like sodium ions diffuses toward region with neg
26
the amount of turgor that is enough to stop osmosis
osmotic pressure
27
Osmosis is ___ transport
Passive
28
what forms ATP
ATP synthase enzyme
29
loss of turgor pressure due to hypertonic
plasmolysis
30
what type proteins does facilitated diffusion use
carrier proteins
31
When membrane changes charge and it opens the gate
voltage charge
32
Gated ion channels controlled by
electrical symbols
33
moves H pluses
proton pump
34
negative charge inside, positive charge outside
resting potential
35
sodium potassium pump restores
resting potential
36
Describes a reaction ends with net release free energy
exergonic
37
redox reaction aka
electron transfer
38
Disesase destroy liver tissue
Alcoholic hepatitis
39
molecules of substance bind to receptors on PM
receptor- mediated endocytosis
40
pumps water out of cell
contractile vacuole
41
transport protein through which ions pass
ion channel
42
aerobic resp ____ energy
harvest
43
what contributes to free energy
bond energy and entropy
44
release energy when combine with
02
45
___ is example of metabolic pathway
photosynthesis
46
force substrates orienting inducing fit shutting out water are what
how they lower activation energy
47
form between reactants and products
intermediate molecuesl
48
where are reactions produced
active site
49
reach breaking point
transition state
50
in induced fit what changes
enzyme
51
pepsin likes ___ pH
low
52
adding heat nrg
boosts free org
53
Uses ETC?
Photosynthesis
54
Is atp a cofactor
yes
55
What couples end with ex?
ATP/ADP
56
weakens bond to help reaction
induced fit
57
too much salt what happens
hydrogen bonds break and denature
58
two types of metabolic pathways
linear and ciclclic
59
cyclical examples
Krebs -- cell respects | Calvin -- photo
60
Coupling forward/reverse Regulatory molecules Allosteric Feedback inhibition All what
control over metabolism
61
Substrate of catalase?
h202
62
h202 leads to
free radicals
63
what does facilitated diffusion use
carrier proteins
64
Carrier proteins might make up
cell membrane pumps
65
Normal cells have
higher na plus outside | high k plus inside
66
carrier proteins pump
3 na plus out, 2 potassium ions in
67
Maintains correct charge inandout
potential difference
68
what is sodium potassium pump good for
nerve cell function
69
3 types of Active transport
Molecular pumps Endocytosis Exocytosis
70
Proton pump good for
photo/cell resp
71
What carries out endocytosis
a phagocyte

9th Grade Biology (18 decks)

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