1. ATP: Adenosine Triphosphate
Cell Energetics
ATP: Adenosine Triphosphate
Breaking down ATP
To make food
Breaking down food
To make ATP

2. A. Two reactions in Photosynthesis
1. Light-Dependent Reactions
2. Light-Independent Reactions
CO2
Water
Light
NADP+
ADP + P
Thylakoid
Light-Dependent
Reaction
Calvin Cycle
In the Stroma
ATP
NADPH
Carbohydrates O2

3. A. Necessary Anatomy Chlorophyll Thylakoid Granum Leaf Chloroplast
Cross section
Thylakoid
Granum
Leaf
Chloroplast
Stroma
Self
Feeder
This answers the “what contains what question”
Copy and paste this URL address

4. B. Photosynthesis Reactions:
Light-Dependent Rxn
Light-Independent Rxn
Also called:
Calvin Cycle (Dark Rxn)
Input:
Light, Water (+ a leaf with chlorophyll :-)
CO2 and ATP, NADPH
Takes place:
In the Thylakoid membranes
In the stroma (fluid)
Output:
O2 (that leaves the cell) ATP & NADPH
Carbohydrate
(C6H sugar - glucose)
Water
CO2
Light
NADP+
ADP + P
Thylakoid
Light-Dependent
Reaction
Calvin Cycle
In the stroma
ATP
NADPH
Carbohydrates O2
Sugar (glucose) C6H12O6

5. C. Photosynthesis Equation
Reactants
Products
6CO2 + 6 H2O
C6H12O O2
Light-Dependent
Calvin Cycle
Light-Independent
Light-Dependent
Calvin Cycle
Light-Independent
Light-Dependent
Account for each step of the reaction by indicating if it’s a reactant or product
and whether it is from the Light-Dependent or Light-Independent reaction.

6. Check for understanding
What does Light-Dependent mean?
Where does it take place?
Reactants?
Products?
What is another name for the Light-Independent Reaction?
What does it require? (reactants)
What does it not require?
What are its products?

7. Check for understanding
What are the reactants for photosynthesis?
What are the products of photosynthesis?
What is the formula/equation for photosynthesis?
What structure needs to be present?
What pigment needs to be present?
What are three factors that affect photosynthesis?
Water
CO2
Light
NADP+
ADP + P
Thylakoid
Light-Dependent
Reaction
Calvin Cycle
In the Stroma
ATP
NADPH
Carbohydrates O2
Sugar (glucose)

8. D. Cellular Respiration Pathways
Glycolysis
Cytoplasm
Makes a lot of
ATP No
Electron
Transport
Chain O2 O2
+36 ATP
Mitochondrion
Anaerobic
Fermentation
Aerobic
Krebs
Cycle
+2 ATP
Alcoholic
Lactic Acid
+2 ATP

9. Process Photosynthesis Respiration Organelle Goal Key steps Both have
Chloroplast
To make glucose
Light-Dependent
(H2O + light = O2 + ATP + NADPH))
Light-Independent
(CO2 -- Calvin Cycle - Carbs)
ETC, then a “cycle”
Respiration
Mitochondrion
To make ATP
Glycolysis
Fermentation
Krebs cycle + ETC
“cycle,” then ETC C C
carbohydrates
Oxygen
+2 ATP
+2 ATP
+36 ATP

10. Check for Understanding
Goal of photosynthesis?
Goal of respiration?
Amt of ATP produced in Respiration
What carbohydrate does photosynthesis make?
What is: 6CO2 + H2O C6H12O O2
What is: C6H12O O CO2 + H2O + energy
What form is the energy in?
What is our original source of energy?

11. This covers the extent of material necessary for NGSS
It would help if Acc Bio kids saw some more like on the
following couple of slides

12. Light-Dependent Reaction Needs light & water
H2O
CO2
Light
NADP+
ADP + P
Thylakoid
Light-Dependent
Reaction
Calvin Cycle
In the stroma
ATP
NADPH
Carbohydrates O2
Sugar (glucose) C6H12O6
Light-Dependent Reaction
Needs light & water
Occurs in Thylakoid membranes
Photosystem II:
splits water (H+’s and e- ’s)
releases oxygen
Photosystem I:
makes high energy molecules
ATP and NADPH
Light-Independent Reaction
Needs ATP & NADPH
Needs carbon dioxide
Calvin Cycle occurs in the stroma
Product is Carbohydrates
Recycles NADP+ and ADP
Memory Technique: CCC

13. Check for Understanding
Ingredients for Light-Dependent reactions? (2)
Ingredients for Light-Independent reactions? (3)
Which reaction requires chlorophyll?
Where do the Ilight-Independent (Calvin Cycle) reaction take place?
Where do the Light-Dependent reactions take place?
Where does CO2 enter the leaf?
What substances leave through the stomata?
Where are the stomata on the leaf?
Does the Calvin Cycle need light?
What is another name for the Calvin Cycle?
“Ingredients” passed on to Calvin Cycle from within?
What is the pigment necessary for the Light-Dependent Rxn?
What does Photosystem II do? (4 things)
What does Photosystem I do? (2 things)
What are the overall reactants for photosynthesis?
What are the overall products of photosynthesis?
What structure needs to be present?
What pigment needs to be present?
Which uses ATP, NADPH?
What is the memory technique for the Calvin Cycle?

14. Overview Anaerobic Respiration Aerobic Respiration Glucose
Pyruvic Acid
Lactic Acid +
2 ATP
Glucose
Pyruvic Acid
Carbon Dioxide +
Ethyl alcohol
2 ATP
Glucose
Pyruvic Acid
Carbon Dioxide +
Water
36 ATP C C C C C C
Only if oxygen is present