Wednesday, May 2, 2012

Kingdom Protista



General Description:
-Single celled but sometimes multicellular or colonial
-morst are heterotrophic but some are autotrophic
some reproduce sexually while others reproduce asexually
-simplest eukaryotes
-organelles are present
-some have cell walls
-tend to live in moist places

Defining Characteristic:
-Some live in colonies- most are microscopic
-have membrane around nucleus and are simple- helps distinguish from bacteria or archaea

Adaptations:
- Colors- green, brown, red (each color lives in different depth of ocean)
- Simple body shape

Ecological Importance:
- help in process of producing oxygen
-main base of food webs and food chains
-soil protists are important decomposes
 2.Pediastrum boryanum (Green algae)
 4. fresh water, oceans
-reproduce to do photosynthesis
5.-about 7000 species of green algae
-considered as the group from higher plants evolved
-almost all green algae contain chloroplast
- reproduce sexually and asexually
-Volvox is one of the best known green algae








 Amoeba
Kingdom: Protista
Phylum: Tubulinea
Order: Tubulinida
Family: Amoebidae
Genus: Amoeba


Euglenoid
Kingdom: Protista
Phylum: Euglenozoa
Class: Euglenoidea



Water Mold
Kingdom: Protista
Phylum: Heterokontophyta
Class: Oomycota

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