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432 results

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    Cat flea head — Stock Photo
    Cat flea head
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    Flowering currant pollen — Stock Photo
    Flowering currant pollen
    Primula pollen grain — Stock Photo
    Primula pollen grain
    Bacteria from a coin. Coloured scanning electron micrograph (SEM) of bacteria cultured from a english one pound coin — Stock Photo
    Bacteria from a coin. Coloured scanning electron micrograph (SEM) of bacteria cultured from a english one pound coin
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower.
    Colored scanning electron micrograph of anthrax gram-positive, rod-shaped bacteria known as Bacillus anthracis. — Stock Photo
    Colored scanning electron micrograph of anthrax gram-positive, rod-shaped bacteria known as Bacillus anthracis.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone. Magnification: x5000 when printed at 10 centimetres wide — Stock Photo
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone. Magnification: x5000 when printed at 10 centimetres wide
    Nanostructures formed on a tantalum surface — Stock Photo
    Nanostructures formed on a tantalum surface