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Tissues and Primary Growth (parenchyma (thin primary walls (OIPBYHKU3WW),…
Tissues and Primary Growth
parenchyma
thin primary walls
sclerenchyma
has both thick and thin wall
elastic walls/ can return normal after stretching
sclereids
dead at maturity
fibers
long many types are dead
alive at maturity
many functions
collenchyma
thin walls that becomes thick
like clay
epidermis
outer surface of stem
single layer of parenchyma
shields internal cells
cortex
interior to epidermis
fit together complacty
vascular tisssues
xylem
trachied
vessel elements
phloem
sieve cell
sieve tube element
vascular bundle
interior to cortex
apical meristems
cells divide my mitosis and cytokinesis
just below is subapical meristem
