On the leaf side, a separation layer develops in which the cells swell, sometimes divide, and become what?
gelatinous
what brokes down the separation layer
enzymes
In response to any environmental changes, what is broken down in the middle lamella of cells
pectin
Factors that break the connecting strands
wind and rain
All that holds the leaf at this point are strands of
xylem
Leaving a tiny bundle of scars within the
leaf scars
landscaping for cooling as well as for aesthetic effects
Shade trees
Leaves that can be used as spice and flavorings
Thyme, marjoram, oregano, tarragon, peppermint, spearmint, wintergreen, basil, dill, sage,cilantro, savory
Leaves that can be foods
Cabbages, parsley, lettuce, spinach and chard, petioles of celery and rhubarb
mosquito repellant
lemongrass/ citronella oils
medicinally
Eucalyptus oil, camphor, cajeput, and pennyroyal
shock anesthetic
Atropine
from the leaves of deadly nightshade, Atropine, Scopolomine
Belladonna
local anesthetic
Cocaine
for scenting soaps and colognes
Petitgrain oil
Reddish dye from
henna
Yellow dye from
bearberry
tranquilizer and sleeping aid
Scopolamine
Pale blue dye from
blue ash
skin burns
Aloe