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33 Cards in this Set

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  • Back
what is free energy?
energy required by organisms to carry out life processes
free energy is used when?
muscle cell contracts
molecules are actively transported
proteins are synthesized
this reaction requires free energy
endergonic
this reaction gives off energy
exergonic
most free energy comes from?
ATP
the formula for atp is
ATP + H2O = ADP+ Pi + energy
when it comes from atp to adp what happens?
energy is released
hydrolysis occurs
when it goes from adp to atp what happens?
energy is stored
energy is required
dehydration synthesis occurs
what is an autotroph
an organism able to make its own food
what are some examples of auto troughs?
green plants, algae, some bacteria
Chlorophyll reflects what color?
green
the equation for photosynthesis is...
6CO2 + 6H20+light energy = C6H12O6+6O2
details on light reactions?
photo part
splits water molecule to get H and energy for Calvin cycle
oxygen from water given off
3 main events making up light reaction?
1)light energy absorbed and converted to chemical energy in ATP form
2)water splits into hydrogen ions, oxygen, and electrons
3)hydrogen ions attach to carrier co-enzymes for later
where does light reaction take place?
grana
calvin cycle takes place in the
stroma
what does the calvin cycle require from the light reactions?
ATP
NADPH
H+
what is requrired from outside for calvin cycle?
CO2

carbon dioxide
overall effect of calvin cycle?
carbon dioxide combines w/ hydrogen to make sugar
the sugars made in calvin cycle help make up what carbs?
complex sugars, starch, and cellulose
Co enzymes in calvin cycle:
carry hydrogen from thylakid membrane to the stroma
NADP+ in cc
nicotinamide dinucleotides phosphate
is PGA a sugar?
is PGAL a sugar?
PGA-NOT
PGAL-YES
what is cellular respiration?
breaking bonds of food molecules to make ATP from ADP
aerobic respiration requires____
takes place in ______
oxygen

mitochondria
formula for aerobic respiration?
C6H12O6+602+38ADP+38Pi ----->

6C02+6H20+38ADP
anaerobic respiration does not require___
oxygen
Lactic Acid Fermentation
takes place in muscles when oxygen not available

C6H1206+4ADp+4Pi ----> 2CH3CHOHCOOH+4ATP
alcoholic fermentation
yeast, plants, microorganisms

C6H12O6+4ADP+4Pi---->2C2H5OH+2C02+4ATp
Glycolysis
means?
breaks down into?
net gain of?
takes place?
gluclose splitting
pyruvic acid
2 ATP
cytoplasm
When pyruvic acid is transported to mitochondria it is transformed into ____ and _____ is released
Acetyl-CoA

CO2
Citric Acid Cycle
other name?
produces?
releases what and what?
Krebs Cycle
ATP
Carbon Dioxide and Electrons
Electron Transport Chain
whats transformed?
whats released?
electrons come from?
takes place in?
aerobic or anaerobic?
final electron is?
series of molecules, electrons
energy
glycolysis and CC
cristae
aerobic
oxygen