Why are parasites ecologically important? Parasites can shape community structure through their effects on trophic interactions, food webs, competition, biodiversity, and keystone species.
whydahs), to total loss of breeding by the abandonment of parasitized broods (cowbirds, cuckoos), the eviction of all host eggs by the early-hatching parasites (cuckoos), or the killing of host ...
Now, the human brain may be vulnerable to being parasitized in the same kind of way as the cell is by DNA viruses, and as computers are by computer viruses. An example would be the chain letter ...
Humoral immune responses involve the production of antibodies by B-lymphocytes and the cell-mediated immune response involves the destruction of "self cells gone wrong" (tumor cells, parasitized cells ...