The most conceptually simple involve predator/prey associations where an increase in prey leads to an increase in predators which produces a decrease in prey.
(The most conceptually simple; involve; predator/prey associations where an increase in prey leads to an increase in predators) (an increase in prey; leads; to an increase in predators; L:predator/prey associations) (an increase in predators; produces; a decrease in prey)
The most conceptually simple an increase in prey an increase in predators
involve leads produces
predator/prey associations where an increase in prey leads to an increase in predators
to an increase in predators L:predator/prey associations
a decrease in prey