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ch 6 dc
CH 6 LIGHT REACTION
20
Biology
10th Grade
12/15/2013

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Term
photosystem
Definition
a cluster of chlorophyll and carotenoid
Term
primary electron acceptor
Definition
takes excited electrons from chlorophyll 'a'
Term
electron transport chain
Definition
proteins on the thylakoid membrane that move electrons from molecule to molecule
Term
water splitting enzyme
Definition
produces 2H+, 2e-, and O2+
Term
NADP
Definition
the molecule that picks up hydrogen ions
Term
Chlorophyll "a"
Definition
the main pigment in a photosystem
Term
Chlorophyll "b"
Definition
AN ACCESSORY PIGMENT
Term
ATP synthase
Definition
enzyme through which ATP is produced
Term
H+
Definition
the ion pumped into the thylakoid as electrons are passed along the electron transport chain
Term
ATP
Definition
produced when ADP attaches to an extra P
Term
chloroplast
Definition
site of photosynthesis
Term
thylakoid
Definition
flattened sac containing chlorophyll
Term
Prism
Definition
separates white light into its components
Term
carotenoid
Definition
orange, yellow, brown
Term
grana
Definition
stacks of thylakoids
Term
visible spectrum
Definition
component parts of white light
Term
red
Definition
longest wavelength
Term
biochemical pathway
Definition
series of chemical reactions that make up photosynthesis
Term
green
Definition
color of visible spectrum with a wave length of about 550
Term
autotrophs
Definition
self feeder
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