Unit 2: Metabolic Processes

Photosynthesis

Light Reaction

ATP

NADPH + H+

Calvin Cycle

Glucose

Autotrophs

Chloroplast

Stroma

Thylakoids

Granum

Lumen

Inner/Outer Membran

Leaf Structure

Mesophyll

Epidermis

Wax Cuticle

Stoma

Guard Cell

Light and Pigments

Light

Radiant Energy

Electromagnetic Spectrum

Photons

Pigments

Chlorophyll

Carotenoids

Photosystem

Reaction Centre

P700

P680

Chlorphyll a & b

Light Dependent Reactions

Non-Cyclic Photophosphorylation

Photosystem II

Electron Transport Chain

Primary Electron Acceptor

Z-Enzyme

Chemiosmosis

ATP

Lumen

Protons

Photosystem I

Ferredoxin

Stroma

Cyclic Photophosporylation

P700

ATP

Calvin Cycle

Carbon Fixation

RuBP

PGA

Reduction

PGAP

G3P

Regeneration

ATP & G3P

Adaptations to Photosynthesis

Photorespiration

C4 Plants

Oxaloacetate

Pyruvate

CAM Plants

Stomata

Malate

Factors that Affect It

Light Intensity

Water Availability

Concentration of CO2

Temperature