background fungus gap lichen lichens microorganism microorganisms mycobiont nature organism photobiont phycobiont rock rocks saavem symbiotic texture accretions bio-chemical-accretionary-structures cementation columnar cumulative-structures excretions formations formed forming fossils high-saline-levels lake layered living-fossils living-rocks microbialites natural park rock-structure sedimentary-grains shallow-water shaped shapes slow-growth stromatolite stromatoliths structures 3D alien biology biotechnology brain close-up cluster cooking decay dish experiment experimental food fungi genetics grow hypha investigation laboratory life macro matter microbiology microscope mold molecular mould mushroom mycelia mycelium pattern penicillin porous research residue rot rotten science Slime spores structure study substance wallpaper white yeast
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