Transcript From plants to Biofu..

Plant Cell Wall
Form and Function
Structural and mechanical support
Determines cell shape
Resist turgor pressure of cell.
Control rate and direction of growth
Regulates diffusion of material
Carbohydrate storage
Plant defense against pathogens
Biologically active signalling molecule
Cell-cell interactions
The Plant Cell Wall
Glucuronoarabinoxylan (GAX)
Lignin
Biomass to Ethanol
Biomass
Feedstock
Pretreatment
“Deconstructed”
Biomass
Hydrolysis
Monosaccharides
(Glucose and Xylose)
Fermentation
H
Ethanol
O
H
OH
OH
+ 2 Pi + 2 ATP
2 CH3CH2OH + 2 CO2 + 2 ATP
Glucuronoarabinoxylan (GAX)