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    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Preteen boy blowing nose indoors. — Stock Photo
    Preteen boy blowing nose indoors.
    Cheeseburger with scrambled egg — Stock Photo
    Cheeseburger with scrambled egg
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    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.
    Physical therapist massaging male arms. — Stock Photo
    Physical therapist massaging male arms.
    Fibrosarcoma cells in late stage of mitosis — Stock Photo
    Fibrosarcoma cells in late stage of mitosis
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree. — Stock Photo
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree.
    Digital artwork of green cancer cell on tissue surface. — Stock Photo
    Digital artwork of green cancer cell on tissue surface.
    Coloured scanning electron micrograph (SEM) of a section through a foetal olfactory (smelling) sense organ known as the vomeronasal organ (VNO), or Jacobson organ. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a foetal olfactory (smelling) sense organ known as the vomeronasal organ (VNO), or Jacobson organ.
    Cheeseburger with tomatoes and lettuce — Stock Photo
    Cheeseburger with tomatoes and lettuce
    Rhomboid muscles in human back bones, computer illustration. — Stock Photo
    Rhomboid muscles in human back bones, computer illustration.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Adipocyte fat cells, digital illustration. — Stock Photo
    Adipocyte fat cells, digital illustration.
    Neck and back muscles in female body, computer illustration — Stock Photo
    Neck and back muscles in female body, computer illustration
    Medical illustration of human arm muscles, veins and nerves — Stock Photo
    Medical illustration of human arm muscles, veins and nerves
    Female anatomy showing internal organs on black background. — Stock Photo
    Female anatomy showing internal organs on black background.
    Thyroid cancer cells, illustration. — Stock Photo
    Thyroid cancer cells, illustration.
    Bunch of fresh radishes — Stock Photo
    Bunch of fresh radishes
    Anatomy of male muscles in upper body — Stock Photo
    Anatomy of male muscles in upper body
    Neck and head muscles in female body, computer illustration — Stock Photo
    Neck and head muscles in female body, computer illustration
    Human intestinal villi, computer illustration. — Stock Photo
    Human intestinal villi, computer illustration.
    Intestinal villi, computer illustration — Stock Photo
    Intestinal villi, computer illustration
    Female upper body muscles, low angle view, computer illustration — Stock Photo
    Female upper body muscles, low angle view, computer illustration
    Neck muscles in female body, side view, computer illustration — Stock Photo
    Neck muscles in female body, side view, computer illustration
    Human compact bone tissue, light micrograph. — Stock Photo
    Human compact bone tissue, light micrograph.
    Stomach lining. Coloured light micrograph (LM) of the stomach. The lumen is at top (white). The surface of the mucosa consists of simple columnar cells that secrete mucus — Stock Photo
    Stomach lining. Coloured light micrograph (LM) of the stomach. The lumen is at top (white). The surface of the mucosa consists of simple columnar cells that secrete mucus
    Cancer invasion into surrounding tissues, conceptual computer illustration. — Stock Photo
    Cancer invasion into surrounding tissues, conceptual computer illustration.
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Intestinal villi, computer illustration — Stock Photo
    Intestinal villi, computer illustration
    Orange colored nerve cell on dark background, digital illustration. — Stock Photo
    Orange colored nerve cell on dark background, digital illustration.
    Female anatomy showing back muscles, computer illustration — Stock Photo
    Female anatomy showing back muscles, computer illustration
    Medical illustration of female breast anatomy — Stock Photo
    Medical illustration of female breast anatomy
    Alveolar tissue macrophage, digital illustration. — Stock Photo
    Alveolar tissue macrophage, digital illustration.
    Tumour growth, computer illustration — Stock Photo
    Tumour growth, computer illustration
    Antero-visceral view of liver anatomy — Stock Photo
    Antero-visceral view of liver anatomy
    Medical illustration human head with bones and muscles — Stock Photo
    Medical illustration human head with bones and muscles
    Intestinal villi, computer illustration — Stock Photo
    Intestinal villi, computer illustration
    Bacterial cells on tissue surface — Stock Photo
    Bacterial cells on tissue surface
    Surface of the small intestine — Stock Photo
    Surface of the small intestine
    Close-up 3d illustration of blue cells pattern with red nuclei. — Stock Photo
    Close-up 3d illustration of blue cells pattern with red nuclei.
    Martini with green olive on cocktail fork — Stock Photo
    Martini with green olive on cocktail fork
    Human upper body with muscle parts, axial skeleton and veins — Stock Photo
    Human upper body with muscle parts, axial skeleton and veins
    Digital illustration of human bone anatomy. — Stock Photo
    Digital illustration of human bone anatomy.
    Section through the nasal mucosa — Stock Photo
    Section through the nasal mucosa
    Illustration of human heart anatomy on white background. — Stock Photo
    Illustration of human heart anatomy on white background.
    From above mature patient lying on chair while qualified specialist in uniform and glasses preparing for inspection wearing surgeon gloves — Stock Photo
    From above mature patient lying on chair while qualified specialist in uniform and glasses preparing for inspection wearing surgeon gloves
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Rectus abdominis muscle — Stock Photo
    Rectus abdominis muscle
    Woman holding star-shaped biscuits — Stock Photo
    Woman holding star-shaped biscuits
    A Caucasian woman spending time at home, blowing her nose. Lifestyle at home isolating, social distancing in quarantine lockdown during coronavirus covid 19 pandemic. — Stock Photo
    A Caucasian woman spending time at home, blowing her nose. Lifestyle at home isolating, social distancing in quarantine lockdown during coronavirus covid 19 pandemic.
    Close up view of teared blue jeans — Stock Photo
    Close up view of teared blue jeans
    Anatomy of human hyoid bone and muscles — Stock Photo
    Anatomy of human hyoid bone and muscles
    Chocolate and kiwi tart — Stock Photo
    Chocolate and kiwi tart
    Elementary age girl sneezing into tissue. — Stock Photo
    Elementary age girl sneezing into tissue.
    3d illustration of top view of skin-colored cell pattern. — Stock Photo
    3d illustration of top view of skin-colored cell pattern.
    Medical illustration of muscle parts, axial skeleton, veins and nerves — Stock Photo
    Medical illustration of muscle parts, axial skeleton, veins and nerves
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration