Plant Immune Systems
What sort of an immune system do plants have? How does it
function? Is it strong or weak? Do certain soils or liquids affect it
Anthony Brach PhD.
Instead of having an immune system like mammals do, plants protect
themselves by producing chemicals or by physical deterrents like nettles or thorns.
Some chemicals are poisonous, some are psychoactive, in other words make the
predator "loopy" so they don't think as much about eating! So the active
chemical in marijhuana for example is actually a protective mechanism for the
plant. Some plants produce chemicals that have a very bad taste to deter
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Update: June 2012