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    Illustration of motor protein cellular structure. — Stock Photo
    Illustration of motor protein cellular structure.
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Layer of cells, computer illustration — Stock Photo
    Layer of cells, computer illustration
    Adipocyte fat cell — Stock Photo
    Adipocyte fat cell
    Digital illustration of human cell anatomy. — Stock Photo
    Digital illustration of human cell anatomy.
    Coloured scanning electron micrograph (SEM) of a squamous cell on the surface of the skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a squamous cell on the surface of the skin.
    Section through the cerebellum in the brain — Stock Photo
    Section through the cerebellum in the brain
    Nerve cell structure on plain background — Stock Photo
    Nerve cell structure on plain background
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual digital illustration. — Stock Photo
    Pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual digital illustration.
    3d illustration of cells pattern with red cell. — Stock Photo
    3d illustration of cells pattern with red cell.
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Structure of trachea, light micrograph. — Stock Photo
    Structure of trachea, light micrograph.
    Coloured scanning electron micrograph of osteocyte bone cell surrounded by bone tissue. — Stock Photo
    Coloured scanning electron micrograph of osteocyte bone cell surrounded by bone tissue.
    Layer of cells, computer illustration — Stock Photo
    Layer of cells, computer illustration
    Layer of cells, computer illustration — Stock Photo
    Layer of cells, computer illustration
    Section through bone marrow — Stock Photo
    Section through bone marrow
    Coloured transmission electron micrograph (TEM) of a section through a Langerhans cell from the epidermis of the skin. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a section through a Langerhans cell from the epidermis of the skin.
    Illustration of motor protein cellular structure. — Stock Photo
    Illustration of motor protein cellular structure.
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Illustration of silhouette of pregnant woman with visible uterus and dividing egg cell. — Stock Photo
    Illustration of silhouette of pregnant woman with visible uterus and dividing egg cell.
    3d illustration of top view of skin-colored cell pattern. — Stock Photo
    3d illustration of top view of skin-colored cell pattern.
    Nerve cells and intercellular junctions — Stock Photo
    Nerve cells and intercellular junctions
    Red blood cells with fibrin — Stock Photo
    Red blood cells with fibrin
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Colored scanning electron micrograph of osteoblast osteocyte bone cell. — Stock Photo
    Colored scanning electron micrograph of osteoblast osteocyte bone cell.
    Illustration of silhouette of pregnant woman with visible uterus and 16 cell stage embryo. — Stock Photo
    Illustration of silhouette of pregnant woman with visible uterus and 16 cell stage embryo.
    Pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual digital illustration. — Stock Photo
    Pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual digital illustration.
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Transitional epithelium in urinary bladder, digital illustration. — Stock Photo
    Transitional epithelium in urinary bladder, digital illustration.
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Colored scanning electron micrograph of osteoblast osteocyte bone cell. — Stock Photo
    Colored scanning electron micrograph of osteoblast osteocyte bone cell.
    Illustration of process leading to formation of amyloid protein plaques on neurons in Alzheimer disease. — Stock Photo
    Illustration of process leading to formation of amyloid protein plaques on neurons in Alzheimer disease.
    Layer of cells, computer illustration — Stock Photo
    Layer of cells, computer illustration
    Illustration of blue cell membrane on white background. — Stock Photo
    Illustration of blue cell membrane on white background.
    3d illustration of aligned cells with red cell in middle. — Stock Photo
    3d illustration of aligned cells with red cell in middle.
    Pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual digital illustration. — Stock Photo
    Pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual digital illustration.
    3d illustration of internal structure of human cell. — Stock Photo
    3d illustration of internal structure of human cell.
    Illustration of silhouette of pregnant woman with visible uterus and fertilized egg cell. — Stock Photo
    Illustration of silhouette of pregnant woman with visible uterus and fertilized egg cell.
    Structure of cellular organelles — Stock Photo
    Structure of cellular organelles
    3d illustration of blue cells pattern with yellow nuclei. — Stock Photo
    3d illustration of blue cells pattern with yellow nuclei.
    Illustration of silhouette of pregnant woman with visible uterus and 4 cell stage embryo. — Stock Photo
    Illustration of silhouette of pregnant woman with visible uterus and 4 cell stage embryo.
    Structure of animal cell — Stock Photo
    Structure of animal cell
    3d illustration of blue cells pattern with red nuclei. — Stock Photo
    3d illustration of blue cells pattern with red nuclei.
    Transitional epithelium in urinary bladder, digital illustration. — Stock Photo
    Transitional epithelium in urinary bladder, digital illustration.
    Illustration of blue cell membrane on white background. — Stock Photo
    Illustration of blue cell membrane on white background.