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    Crystalline lens of the eye — Stock Photo
    Crystalline lens of the eye
    Human cell, computer illustration. — Stock Photo
    Human cell, computer illustration.
    Fatcells structure and anatomy — Stock Photo
    Fatcells structure and 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.
    Human white blood cell — Stock Photo
    Human white blood cell
    Patient with diverticulitis — Stock Photo
    Patient with diverticulitis
    Eyelash follicle, coloured scanning electron micrograph (SEM). — Stock Photo
    Eyelash follicle, coloured scanning electron micrograph (SEM).
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Central nervous system — Stock Photo
    Central nervous system
    Sperm fertilizing an egg cell — Stock Photo
    Sperm fertilizing an egg cell
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Human kidney structural anatomy — Stock Photo
    Human kidney structural anatomy
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel. — Stock Photo
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel.
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue.
    Osteoclast cell structure — Stock Photo
    Osteoclast cell structure
    Heart of a 54 year old patient — Stock Photo
    Heart of a 54 year old patient
    Knee of obese patient with arthritis — Stock Photo
    Knee of obese patient with arthritis
    Human lungs with ribcage — Stock Photo
    Human lungs with ribcage
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Activated platelet cells — Stock Photo
    Activated platelet cells
    Chromosomes with expanded and folded arms — Stock Photo
    Chromosomes with expanded and folded arms
    Ribcage and upper body skeletal system — Stock Photo
    Ribcage and upper body skeletal system
    Dual chamber pacemaker — Stock Photo
    Dual chamber pacemaker
    Cervical spine and blood supply system — Stock Photo
    Cervical spine and blood supply system
    Pain localized in lower leg muscles — Stock Photo
    Pain localized in lower leg muscles
    Pelvic bones and hip joints — Stock Photo
    Pelvic bones and hip joints
    Duct is lined with pseudostratified epithelium — Stock Photo
    Duct is lined with pseudostratified epithelium
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Chromosome structure and composition — Stock Photo
    Chromosome structure and composition
    Red blood cells in blood stream — Stock Photo
    Red blood cells in blood stream
    Human thyroid gland — Stock Photo
    Human thyroid gland
    Lungs and respiratory system — Stock Photo
    Lungs and respiratory system
    Human brain anatomy showing cortex — Stock Photo
    Human brain anatomy showing cortex
    Nerve cells and axon connections — Stock Photo
    Nerve cells and axon connections
    Adult male skeleton — Stock Photo
    Adult male skeleton
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Human arm skeletal structure — Stock Photo
    Human arm skeletal structure
    Normal skull anatomy of young adult — Stock Photo
    Normal skull anatomy of young adult
    Atherosclerosis and narrowed artery — Stock Photo
    Atherosclerosis and narrowed artery
    Assorted pills lying on DNA sequence — Stock Photo
    Assorted pills lying on DNA sequence
    Blood clot or thrombus — Stock Photo
    Blood clot or thrombus
    Tendinitis of the shoulder — Stock Photo
    Tendinitis of the shoulder
    Nerve cells and axons — Stock Photo
    Nerve cells and axons
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Human fetus age at 38 weeks — Stock Photo
    Human fetus age at 38 weeks
    Treponema pallidum bacteria — Stock Photo
    Treponema pallidum bacteria
    Human atlas bone — Stock Photo
    Human atlas bone
    Embryo selection for IVF — Stock Photo
    Embryo selection for IVF
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Human brain cross-section — Stock Photo
    Human brain cross-section
    Normal human chromosomes — Stock Photo
    Normal human chromosomes
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue. — Stock Photo
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue.
    Hand of a patient with osteoarthritis — Stock Photo
    Hand of a patient with osteoarthritis
    Vascular system with major veins and arteries — Stock Photo
    Vascular system with major veins and arteries
    Shoulder bone structure and musculature — Stock Photo
    Shoulder bone structure and musculature
    Human shoulder anatomy — Stock Photo
    Human shoulder anatomy
    Skeletal system of newborn child — Stock Photo
    Skeletal system of newborn child
    Skeletal system of adult female — Stock Photo
    Skeletal system of adult female
    Organs and body systems of adult female — Stock Photo
    Organs and body systems of adult female