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Cyanobacteria, Gram Positive, Gram Negative
Good at absorbing light, allows bacteria to live in the ocean
absorbs blue light, deep ocean
absorbs red light, deep ocean
Chroloplasta / Organelles
Keeps chlorophyll a, is a membrane bound sac
Gel like material, prevents oragnism from drying out
Larger part of the "string" of beads, keeps all the enzymes for Nitrogen fixation. "Fixes" inorganics to organics.
So many grow together they discolour water. Can be toxic. Health related issues. Detergents (Phosphates) help them grow.
Proteobacteria (Gram Negative)
Firmicutes (Gram Positive)
Shape, string of pearls