Di Di

Bernabei Bernabei Federico Federico

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Gaddoni Gaddoni FrancescoFrancesco

Protists are a diverse group of Protists are a diverse group of Eukaryotic microorganisms, Eukaryotic microorganisms, which includes mostly which includes mostly unicellular organisms that do unicellular organisms that do not fit into the other kingdoms.not fit into the other kingdoms.

PlantsPlants

ProtistsProtists FungiFungi

AnimalsAnimals

MoneraMonera

OrganismsOrganisms

The traditional The traditional subdivisions is largely subdivisions is largely based on superficial based on superficial commonalities:commonalities:

--animal like, protozoaanimal like, protozoa

-plant-like protophyta-plant-like protophyta

--fungus-like" slime molds fungus-like" slime molds and and water moldswater molds

-The dispute over the proper -The dispute over the proper divios of the kingdomdivios of the kingdom

ERNST ERNST HAECKELHAECKEL

The classifications The classifications of today attempt of today attempt to present to present monophyletic monophyletic groups based on groups based on ultrastructure, ultrastructure, biochemistry, and biochemistry, and genetics.genetics.

Different types Different types of protists of protists have different have different feeding.feeding.

Some protists are Some protists are reproduced sexually, reproduced sexually, some asexually; while some asexually; while others, through others, through complex cycles, complex cycles, are reproduce by both are reproduce by both ways. ways.

Many protists are Many protists are also important pathogealso important pathogens. Some researchers ns. Some researchers were able toexploit were able toexploit them to them to fight diseases in plants fight diseases in plants and reduce the and reduce the population of harmful population of harmful insects.insects.