Plant tissue Shoot Stucture inclued stem and leaves produce food by photosynthesis Root Stucture anchors plant aborbs water and dissolved minerals store food during winter for spring regrowth root cap- covers tip (very pevelant in soil) root tip- place of most growth mitosis Meristems reponsible for all plant growth apical (responsible for) root tips legnthen stems and roots primary growth lateral endodermis- regulates whats in the veins Pericycle xylem water / mineral viens conducting cells are dead and hollow softwood tracheids Spindle shaped ajacent cells overlap tapered shaped alower water to move between cells hardwood vessel shaped ends matchup in tube like fashion vasular cambium- separates xylem and phloem phloem cork cambium- separates phloem and cortex cortex epidermis Simple tissue- 1 kind of cell parenchyma soft primary growth pliable many sided cells thin walled remain and divide into maturity messophyll of leaves volume of leaves collenchyma support stems streght pilabel thick walls contain pectin alive during maturity schenchyma supports mature plant protects seeds thick lignified cell walls - conatin lignin long tappered cells sclereids stubbier cells dead at maturity Leave Tissues high area to volume ratio diffusion of CO2 Arranged to capture sunlight Dont shade one another Cuticle Upper epidermis Palisade mesophyll one or two layers photosynthesis Songey Messophyll Lower epidermis gaurd cells stoma |