CYANOBACTERIABLUE-GREEN ALGAE

Diellë Duga

INTRODUCTION TO CYANOBATERIA

Large and diverse phylum of kingdom bacteria.

Prokaryotic Single cells ; colonies Phototrophs ; photosynthesis Chlorophyll a and Phycocyanin 0.1-40 micrometers

THE STRUCTURE

DIVISION AND MULTIPLICATION

Cyanobacteria reproduce asexually, and some other methods. In other words cyanobacteria can reproduce by budding, fragmentation, and binary fission. Fission and fragmentation are a form of vegetative reproduction.

HABITATS Can be found in almost all environments

where there is enough sunlight to carry on the process of photosynthesis.

Soil, the surface of rocks, marine environments, swimming in water.

Symbiosis with lichens. Tolerant to extreme environments such as hot

springs and salty waters.

MEMBERS OF THIS PHYLUM

Spirulina Anabaena

Nostoc Oscillatoria

Importance

Proterozoic oil deposits

Fixing Nitrogen

The origin of plants.

Food for humans

1.2.3.

4.

Disadvantage: they produce toxic chemicals

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