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*
⑳ 2
, Ye-asosu and
Energy
ce-gy Bond Energy
enein
to break
Energy the do energy required chemical bond
·
·
is ability to work a
7
2 main types of
energy · energy is released when bonds form
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·
:
S
kinetic
energy of
energy required to break
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< : motion is bonds
>
& Potential stored
:
energy
Thermodynamics
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The study of
energy changes
1st law of thermodynamics 2nd law of
thermodynamics
Energy cannot be created or destroyed , but it can be transformed from one During any process , the universe tends towards disorder .
type into another and can be transferred from one object to another
Free energy (G)
The energy from chemical
·
a
reaction that is available to do work
Metabolic Pathways
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in cells the source of
energy for anabolic reactio
Is released from catabolic reactions
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The source of energy linking these reactions is ATP
ATD
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Adenosine Triphosphate
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Many cell processes rely on ATP for a source of energy
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The Amolysis of ATP to ADD (adenosine cliphosphate) Is
highly exergonic
immi p releasing energy
phophale reaction
mean
exergoni
removes
Why ?
the sa ,
c
ADD and phosphate group are more stable when they are separate
So I f they stay together they are unstable , which requires
a lot more energy to keep it as ATP.
This is when it hydrolisizes it releases cre its transferring to
why , energy
Pi =
Inorganic a more Stable State (ADP (
Phosphate
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Coupled Reactions
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ATP is used to power endergonic reactions