Supergroup Amoebozoans

what included in the supergroup amoebozoans ?

slime molds, gymnamoebas, entamoebas

what’s amoebozoans unifying feature?

they all do amoeboid movement (cell crawling) and phagocytosis using psuedopodia (no cell walls)

characteristics of slime molds

-live in moist terrestrial habitats (rotting wood)

-use psuedopodia to ingest bacteria

plasmodial slime mold

multinucleate

cellular slime mold

-aggregating into single body

-are independent cells in the presence of nutrients but become slug in presence of none

gymnamoebas characteristics

-found in soul, freshwater, marine habitats

-feed on bacteria, other protists, detritus

what’s an example of an gymnamoeba

amoeba proteus

detritus

dead organism material; ex: animal remains

characteristic of entamoebas

-unicellular parasites of animal

-kills & feeds on host cells

-spreads by crust form

what’s an example of an Entamoeba ?

Entamoeba histolytica

what does Entamoeba histolytica cause?

amebic dysentery which kills and digests the intestinal lining resulting in bloody diarrhea, fever, abscesses, and intestinal perforation