Plant Cell Wall Form and Function

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Presentation transcript:

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

Lignin Glucuronoarabinoxylan (GAX)

Biomass to Ethanol Biomass Feedstock Pretreatment “Deconstructed” OH O H Hydrolysis Monosaccharides (Glucose and Xylose) Fermentation Ethanol + 2 Pi + 2 ATP 2 CH3CH2OH + 2 CO2 + 2 ATP

Glucuronoarabinoxylan (GAX)