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    Colored scanning electron micrograph of cancellous bone tissue from starling bird skull. — Stock Photo
    Colored scanning electron micrograph of cancellous bone tissue from starling bird skull.
    Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame).
    Portrait of smiling doctor standing in x-ray room at hospital — Stock Photo
    Portrait of smiling doctor standing in x-ray room at hospital
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Breast cancer cells growing in culture — Stock Photo
    Breast cancer cells growing in culture
    Airport security guard with passengers walking through body scanner at airport terminal — Stock Photo
    Airport security guard with passengers walking through body scanner at airport terminal
    Doctors interacting with patient in scanning room at hospital — Stock Photo
    Doctors interacting with patient in scanning room at hospital
    Cultured cancer cells — Stock Photo
    Cultured cancer cells
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Male hand bar code scanning boxes — Stock Photo
    Male hand bar code scanning boxes
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Used surgical swab — Stock Photo
    Used surgical swab
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Crystalline lens of the eye — Stock Photo
    Crystalline lens of the eye
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Activated platelet from peripheral blood — Stock Photo
    Activated platelet from peripheral blood
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Pancreas tissue. Transmission electron micrograph (TEM) of part of the exocrine pancreas. Seen here are zymogen granules and cell nuclei. In the image the endoplasmic reticulum that fills the cytoplasm is clearly visible. — Stock Photo
    Pancreas tissue. Transmission electron micrograph (TEM) of part of the exocrine pancreas. Seen here are zymogen granules and cell nuclei. In the image the endoplasmic reticulum that fills the cytoplasm is clearly visible.
    Coloured scanning electron micrograph (SEM) of Asbestos fiberschrysotile type. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Asbestos fiberschrysotile type.
    Coloured scanning electron micrograph (SEM) of a dental root canal file. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a dental root canal file.
    Prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cells, coloured scanning electron micrograph.
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Woman undergoing examination in skin clinic — Stock Photo
    Woman undergoing examination in skin clinic
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    Customer making payment using NFS technology at coffee cafe. Small business owner and contactless or wireless payment concept — Stock Photo
    Customer making payment using NFS technology at coffee cafe. Small business owner and contactless or wireless payment concept
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Quartz crystals structure — Stock Photo
    Quartz crystals structure
    Human hair with dandruff, coloured scanning electron micrograph (SEM). — Stock Photo
    Human hair with dandruff, coloured scanning electron micrograph (SEM).