Balance. Without predators there would be too many of the "prey" which would infringe on the basic food supply. For example, without predators killing/eating dear, the deer would eat up all the grass, which in turn affects the soil nitrogen levels, which in turn affects the quality and quantity of grass and other plant life.
chain stores
simple polymer are define as themosofning plastic where as long chain polymer define as thermosetting plastic
simple polymer are define as themosofning plastic where as long chain polymer define as thermosetting plastic
simple polymer are define as themosofning plastic where as long chain polymer define as thermosetting plastic
Not necessarily the food chain, but the zebra mussel affects many things including humans.
by burning of course,the animals that in food chain are homeless or no habitat...or the other is dead
because this affects the fod chain.
Predation
food chain
food chain
food chain
As a general rule the longer the carbon chain the greater the Rf value.