Photosynthesis

Light

Light Spectrum

Useful Light

Chloroplasts

Photosynthesis

Light Reactions (Thylakoids)

Calvin Cycle (Stroma)

Overview

Overview

Overview

Oxygen?

Photosystems

Chlorophyll Molecules

Photosystem

Noncyclic Electron Flow

Noncyclic Electron Flow

Noncyclic Electron Flow

Noncyclic Electron Flow

Noncyclic Electron Flow

Cyclic Electron Flow

Chemiosmosis

Calvin Cycle

Photorespiration

C4 and CAM PlantsC3 C4 CAM

Photoresp High Low Low

Enzyme Rubisco Pep carboxylase

Pep carboxylase

Sugar 3-PGA OAA OAA

Location Mesophyll Bundle Sheath

Mesophyll

Stoma (d/n) Open/close Open/close Close/open

Examples Most Sugarcane, corn, grass

Pineapple, cacti, succulents

C4 Plants

Greenhouse Effect

Global Warming