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23378272 results

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    Trichina spiralis roundworm — Stock Photo
    Trichina spiralis roundworm
    Human lungs and lower respiratory system — Stock Photo
    Human lungs and lower respiratory system
    Internal organs and digestive system — Stock Photo
    Internal organs and digestive system
    Human thyroid gland — Stock Photo
    Human thyroid gland
    Metaphase chromosome structure — Stock Photo
    Metaphase chromosome structure
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Normal skull structure of young adult — Stock Photo
    Normal skull structure of young adult
    Internal brain anatomy — Stock Photo
    Internal brain anatomy
    Normal and healthy spine — Stock Photo
    Normal and healthy spine
    Skeletal system and internal organs — Stock Photo
    Skeletal system and internal organs
    Anatomy and body systems of adult female — Stock Photo
    Anatomy and body systems of adult female
    Tongue surface showing papillae — Stock Photo
    Tongue surface showing papillae
    Normal skull structure of young adult — Stock Photo
    Normal skull structure of young adult
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Crystalline lens of the eye — Stock Photo
    Crystalline lens of the eye
    Methicillin-resistant Staphylococcus aureus bacteria — Stock Photo
    Methicillin-resistant Staphylococcus aureus bacteria
    Parotid salivary gland — Stock Photo
    Parotid salivary gland
    Normal human chromosomes — Stock Photo
    Normal human chromosomes
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Pain localized in lower leg muscles — Stock Photo
    Pain localized in lower leg muscles
    Red blood cells — Stock Photo
    Red blood cells
    Embryonic stem cells — Stock Photo
    Embryonic stem cells
    Healthy internal organs of adult — Stock Photo
    Healthy internal organs of adult
    Metaphase chromosome structure — Stock Photo
    Metaphase chromosome structure
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Human fetus age 35 weeks — Stock Photo
    Human fetus age 35 weeks
    Normal heart anatomy — Stock Photo
    Normal heart anatomy
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Ankle of patient with osteoarthritis — Stock Photo
    Ankle of patient with osteoarthritis
    Human muscular system of the arm — Stock Photo
    Human muscular system of the arm
    Lower arm bone structure and functional anatomy — Stock Photo
    Lower arm bone structure and functional anatomy
    Shoulder blood supply — Stock Photo
    Shoulder blood supply
    Healthy human brain — Stock Photo
    Healthy human brain
    Human tooth decay — Stock Photo
    Human tooth decay
    Plague bacteria illustration — Stock Photo
    Plague bacteria illustration
    Patient with diverticulitis — Stock Photo
    Patient with diverticulitis
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Skeletal and cardiovascular systems of adult — Stock Photo
    Skeletal and cardiovascular systems of adult
    Cardiac muscle cells — Stock Photo
    Cardiac muscle cells
    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.
    Human anatomical structure — Stock Photo
    Human anatomical structure
    X-ray of dislocated shoulder — Stock Photo
    X-ray of dislocated shoulder
    Painful human lymph nodes — Stock Photo
    Painful human lymph nodes
    Adipocyte fat cell — Stock Photo
    Adipocyte fat cell
    Petri dishes with bacteria — Stock Photo
    Petri dishes with bacteria
    Pathogenic bacteria in the blood stream — Stock Photo
    Pathogenic bacteria in the blood stream
    Nervous and circulatory systems — Stock Photo
    Nervous and circulatory systems
    Human leg structural anatomy — Stock Photo
    Human leg structural anatomy
    Human sperm approaching egg cell — Stock Photo
    Human sperm approaching egg cell
    Posterior view of skeletal system of infant — Stock Photo
    Posterior view of skeletal system of infant
    Skeletal system and cartilage of adult human — Stock Photo
    Skeletal system and cartilage of adult human
    Skeletal system of adult female — Stock Photo
    Skeletal system of adult female
    Normal skull anatomy of young adult — Stock Photo
    Normal skull anatomy of young adult
    Human scapula anatomy — Stock Photo
    Human scapula anatomy
    Patient with a heart pacemaker — Stock Photo
    Patient with a heart pacemaker
    Animal Cells in culture — Stock Photo
    Animal Cells in culture
    Human fetus age 26 weeks — Stock Photo
    Human fetus age 26 weeks
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    Human brain showing regions and structures — Stock Photo
    Human brain showing regions and structures
    Structural anatomy of human pelvis — Stock Photo
    Structural anatomy of human pelvis