Aantal gezegden is 1469561
varav 1407627 på engelska
Gezegde (1469561 st) ZoekCategoriën (2627 st) Zoek
Auteurs (167535 st) ZoekAfbeeldingen (4592 st)Geboren (10495 st)Gestorven (3318 st)Datums (9517 st)Landen (5315 st)
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Denna sidan visar ordspråk som liknar "Immune system genes respond to pathogens, which change rapidly, so the genes also change rapidly. If the pathogen is no longer there, then you don't need the immune system gene in the host.".