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25296292 results

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    Eight-cell embryo — Stock Photo
    Eight-cell embryo
    Small intestine wall — Stock Photo
    Small intestine wall
    Clostridium bacteria colony — Stock Photo
    Clostridium bacteria colony
    Internal organs and digestive system — Stock Photo
    Internal organs and digestive system
    Human fetus age 33 weeks — Stock Photo
    Human fetus age 33 weeks
    Visual rendering of Human cells — Stock Photo
    Visual rendering of Human cells
    Planktonic unicellular alga Diploneis sp. — Stock Photo
    Planktonic unicellular alga Diploneis sp.
    Visual rendering of human brain — Stock Photo
    Visual rendering of human brain
    Healthy intestinal villi — Stock Photo
    Healthy intestinal villi
    Skeletal system and cartilage of adult human — Stock Photo
    Skeletal system and cartilage of adult human
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Healthy state of large intestines — Stock Photo
    Healthy state of large intestines
    Human brain anatomy showing cortex — Stock Photo
    Human brain anatomy showing cortex
    Rheumatoid arthritis of hands — Stock Photo
    Rheumatoid arthritis of hands
    Healthy human heart — Stock Photo
    Healthy human heart
    Human brain and cervical nerves — Stock Photo
    Human brain and cervical nerves
    Human lungs with ribcage — Stock Photo
    Human lungs with ribcage
    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.
    Side view of Human spine — Stock Photo
    Side view of Human spine
    Oligodendrocyte cell structure — Stock Photo
    Oligodendrocyte cell structure
    Human atlas bone — Stock Photo
    Human atlas bone
    Healthy bone structure — Stock Photo
    Healthy bone structure
    Skeletal system and brain structure — Stock Photo
    Skeletal system and brain structure
    Human foot bones structural anatomy — Stock Photo
    Human foot bones structural anatomy
    Cervical and thoracic spine regions — Stock Photo
    Cervical and thoracic spine regions
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Bacteria forming strands and colonies — Stock Photo
    Bacteria forming strands and colonies
    Skeletal muscle fibres — Stock Photo
    Skeletal muscle fibres
    Human heart anatomy — Stock Photo
    Human heart anatomy
    X-ray of fractured patella — Stock Photo
    X-ray of fractured patella
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre. — Stock Photo
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre.
    Rib cage anatomy of adult human — Stock Photo
    Rib cage anatomy of adult human
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Coloured scanning electron micrograph (SEM) of a section through fractured skeletal muscle to show large muscle bundles, or fascicles (green), surrounded by perimysium connective tissue (pink). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through fractured skeletal muscle to show large muscle bundles, or fascicles (green), surrounded by perimysium connective tissue (pink).
    Trichina spiralis roundworm — Stock Photo
    Trichina spiralis roundworm
    Male musculature anatomy — Stock Photo
    Male musculature anatomy
    Human scapula anatomy — Stock Photo
    Human scapula anatomy
    Structure and anatomy of human teeth — Stock Photo
    Structure and anatomy of human teeth
    Trichina spiralis roundworm — Stock Photo
    Trichina spiralis roundworm
    Nervous and circulatory systems — Stock Photo
    Nervous and circulatory systems
    Structural anatomy of human pelvis — Stock Photo
    Structural anatomy of human pelvis
    Bacteria forming a human head — Stock Photo
    Bacteria forming a human head
    Visual rendering of Human cells — Stock Photo
    Visual rendering of Human cells
    Central nervous system — Stock Photo
    Central nervous system
    Skeletal system and internal organs — Stock Photo
    Skeletal system and internal organs
    Human brain with network of blood vessels — Stock Photo
    Human brain with network of blood vessels
    Healthy bone structure — Stock Photo
    Healthy bone structure
    Healthy hip joint — Stock Photo
    Healthy hip joint
    Human knee joint pain — Stock Photo
    Human knee joint pain
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Red blood cells — Stock Photo
    Red blood cells
    Longitudinal section through smooth muscle — Stock Photo
    Longitudinal section through smooth muscle
    Visual rendering of Human cells — Stock Photo
    Visual rendering of Human cells
    Simplified skeletal structure of foot — Stock Photo
    Simplified skeletal structure of foot
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    Healthy large intestines — Stock Photo
    Healthy large intestines
    Visual rendering of Human cells — Stock Photo
    Visual rendering of Human cells
    Bone structure and nerves of hand — Stock Photo
    Bone structure and nerves of hand
    Hepatitis E virus particles — Stock Photo
    Hepatitis E virus particles
    Human brain showing regions and structures — Stock Photo
    Human brain showing regions and structures