Cells
Plant Cells
• What would happen if you place:
• A) Jar + candle
• B) Jar + candles + plant
W
h
Y
?
The Chloroplast
Photosynthesis
• The process by which plants trap light
energy from the sun to make ______
and energy molecules, such as ____.
• What is needed in order for
photosynthesis to occur?
• 6____ + 6____ + light energy = ______ + 6____
catalyst
Comparison of ADP and ATP
Section 8-1
to a Battery
ADP
ATP
Energy
Adenosine diphosphate (ADP) + Phosphate
Partially
charged
battery
Go
to
NADPH
Section:
Energy
Adenosine triphosphate (ATP)
Fully
charged
battery
is another energy molecule! ENERGY is stored in the bonds like ATP.`
NADP+
eH+
To the
dark reaction
NADPH
Chlorophyll pigment
• Pigment – substance
that produces a certain
color.
– Sunlight (white light) can
be broken into colors,
like a _________
– Actually absorbs all light
except color you see!
• Plants are green because
___________ absorbs
every color BUT reflects
________!
Found in Chloroplast
Photosynthesis
ChloroplastThylakoidmembrane
Light Reactions (process similar to respiration)
H2O
O2
ATP + NADPH
Inside Thylakoid Lumen (space)
Calvin Cycle (Light Independent Reaction)
CO2
Sugar (Glucose)
NADPH is an electron carrier which transfers energy (along with ATP) to Calvin cycle
powering sugar production.
• Light reaction (light dependant reaction)
– Purpose is to charge the battery!
– To make ATP and NADPH (energy
molecules)
• Calvin Cycle or light independent reaction
– Energy from light rxn used to make ______.
input
• Light reactions
– Water
– Carbon dioxide
– Sun
output
•Oxygen
•ATP
•NADPH
• Calvin Cycle
– Carbon dioxide
– ATP
– NADPH
GLUCOSE!