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Roots (Other types of roots and root modifications (Mycorrhizae…
Roots
Other types of roots and root modifications
Storage roots
Prop roots
buttress roots
aerial roots of orchids
Contractile Roots
Mycorrhizae
ectomycorrhizal relationship
endomycorrhizal association
root nodules and nitrogen fixation
infection thread
haustorial roots of parasitic flowering plants
highly modified
Roots of strangler figs
Internal Structure of Roots
Root cap
#
Root apical meristem
orderly
quiescent center
Zone of maturation/Root hair zone
endodermis
cylinder
Casparian strips
pericycle
Zone of elongation
#
cells expand
mature portions of the root
passage cells
root pressure
Structure of Individual Roots
root cap
#
thick layer
protection
mucigel
dictyosomes
complex polysaccharide
lubricates
nutrients
ions diffuse
:check:carbohydrates
:check:amino acids
Root apical meristem
zone of elongation
milimeters
cell division
cell expansion
Root hair zone
epidermal cells
External Structure of Roots
Organization of Root System
lateral roots
radicle
fibrous root system
eudicots
monocots
adventitious roots
transport capacities
absorptive capacities
