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Chapter 10 Energy Metabolism: Photosynthesis (Photosynthesis (RXN Centers,…
Chapter 10 Energy Metabolism: Photosynthesis
Energy and Reducing Powers
Energy Carriers
endergonic
ATP
Methods of Synthesizing
Chemiosmotic Photophosphorylation
sunlight
Chloroplasts
stroma
1 more item...
thylakoid lumen
#
#
1 more item...
ESSENTIAL
ATP Synthetase
2 more items...
Substrate Level Phosphorylation
No Oxygen
Cytosol
Oxidative Phosphorylation
with oxygen
Mitochondria
ADP to...
reduced/oxidized
reducing agents
#
oxidizing agents
#
NAD+ & NADP+
NADH & NADP+
main carrier
other carriers
cytochromes
Plastoquinones
Plastocyanin
entropy
disorder
1st & 2nd Law
Photosynthesis
#
light
electromagnetic radition spectrum
wavelengths
Pigment
chlorophyll
a
#
#
main photosynthetic pigment
3 more items...
b
resonance
aldehyde group
accessory
#
carotenoid
absorbance
green
fluorescence
particles/photons/quanta
CO2 + H2O
nontoxic
carbohydrates
autotrophs
plant energy
RXN Centers
Photostems 1
#
chlorophyll a.
acceptor
P700
ferredoxin
NADP+ reductase
plastocyanin
Photostems 2
pheophylin
acceptor
P680
water
cytochrome b6/f complex
electrons
zscheme
2 stages
Thylakoid Reactions
water+light
ATP & NADPH
membrane bound carriers
required source of electrons & energy
Stromal Reaction
dark
calvin benson cycle (C3)
#
CO2
#
inside chloroplast
#
Environmental and Internal Factors
light
quality
quanitity
duration
Leaf Structure
water
Metabolism
C4
Kranz
RUBP carboxylase
photorespiration
Crassulacean Acid (CAM)
C3
rubisco
Anabolic
anabolic rxns
polysaccharides & fats
NADPH & ATP
Glucose
Starch
long term
no absorption
amylose amylopectin
Intermediate
absorb water by osmosis (BAD)
glucogensis
#
short term
become oxidized
become reduced
requires energy
energy transferred to rxn ctr.
connected
Transfer e- to a
work together ETC
identical porphyrin ring struct.
react to form carbohydrate
similar
connected
connected
calvin benson
