The Domains of Life. Microbes Bacteria Archaea Domains Bacteria and Archaea Very Small, Very simple...

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The Domains of Life

Microbes

Bacteria

Archaea

Domains Bacteria and Archaea

Very Small, Very simple cells

Three cell shapesSpirillum

Bacillus

Coccus

Prokaryotic cells

Huge Marine Bacteria

Thiomargarita namibiensis

SAR11

A recently discovered and extremely abundant bacterium

Cyanobacteria

Photosynthetic Bacteria

Methanococcus

Domain Archaea

Extreme Habitats

Domain Archaea

Primary producers in some deep sea communities

Domain Archaea

Viruses

bacteriophage

Full role in marine ecosystems yet unknown

The Domains of Life

Eukaryotic Cells

Larger, More Complicated Cells

Domain Eukaryia

Antonie van Leeuwenhoek (1632 - 1723)

Kingdom Protista

Kingdom Protista

Mostly microscopic

Many unicellular

Kingdom Protista

Some colonial

Some even multicellular

Kingdom Protista

Photosynthetic

Not photosynthetic

Kingdom Protista

Free-living

Parasitic

Phytoplankton

Algae

Kingdom Protista

Seaweeds

Kingdom Protista

Algae

Protozoa

Kingdom Protista

Unicellular Algae

Kingdom Protista

Diatoms

Diatom Tests

A Diatom Mosaic

Outcropping of Diatomaceous Earth

near Lovelock, Nevada

Diatomaceous Earth

Dinoflagellates

Red tide

Dinoflagellates

Silicoflagellates

Coccolithophorids

Protozoa

Kingdom Protista

Foraminiferans

Foraminiferans

Radiolarians

Radiolarians

Ciliates

Ciliates

Kingdom Fungi

Kingdom Fungi

Lichens

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