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blue-green algae (living). gloeocapsa. cyanobacteria. nitrogen fixing. unicellular cells enclosed in layers. 250x h - bacteria cultures stock pictures, royalty-free photos & images
green algae--coccoid green algae, unicellular, 100x - bacteria cultures stock pictures, royalty-free photos & images
coronavirus cell icon (covid-19) for design - blank background - bacteria cultures stock illustrations
virus and bacteria line icons. editable stroke. pixel perfect. for mobile and web. contains such icons as bacterium, infection, disease, virus, cell, flu, research, pandemia, mouth. - bacteria cultures stock illustrations
close-up of 3d rendering microscopic blue bacteria. - bacteria cultures stock pictures, royalty-free photos & images
a very complex composite of hundreds of shots mould seen through droplets of condensation on plastic over differently coloured background - bacteria cultures stock pictures, royalty-free photos & images
scientist examining set of petri dishes in microbiology lab - bacteria cultures stock pictures, royalty-free photos & images
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close up of male scientist hand inoculating a series of agar plates with bacteria in microbiology lab - bacteria cultures stock pictures, royalty-free photos & images
pseudomonas aeruginosa bacteria, illustration - bacteria cultures stock pictures, royalty-free photos & images
blue cell background. life and biology, medicine scientific - bacteria cultures stock pictures, royalty-free photos & images