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21851953 results

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    Healthy ankle joint — Stock Photo
    Healthy ankle joint
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Teacher and students enjoying elephants toothpaste foam interactive exhibit in science center — Stock Photo
    Teacher and students enjoying elephants toothpaste foam interactive exhibit in science center
    Illustration of human blood cells on black background. — Stock Photo
    Illustration of human blood cells on black background.
    3d illustration of optical light guide cables in grey and red with open ends which shining brightly. — Stock Photo
    3d illustration of optical light guide cables in grey and red with open ends which shining brightly.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Scientific laboratory researcher using test tube and microscope. — Stock Photo
    Scientific laboratory researcher using test tube and microscope.
    View of Embryo at 5 weeks — Stock Photo
    View of Embryo at 5 weeks
    Coloured X-ray of a 16 year old male with a fractured clavicle (collar bone). — Stock Photo
    Coloured X-ray of a 16 year old male with a fractured clavicle (collar bone).
    Parasitic amoeba engulfing red blood cells — Stock Photo
    Parasitic amoeba engulfing red blood cells
    Close-up of crescent moon aged 7 days on black background — Stock Photo
    Close-up of crescent moon aged 7 days on black background
    Human thyroid gland — Stock Photo
    Human thyroid gland
    Cancellous Bone tissue — Stock Photo
    Cancellous Bone tissue
    Mid section of male scientist experimenting in laboratory — Stock Photo
    Mid section of male scientist experimenting in laboratory
    Clothes moth wing scales — Stock Photo
    Clothes moth wing scales
    View of Fetus at 8 weeks — Stock Photo
    View of Fetus at 8 weeks
    College students conducting scientific experiment in science laboratory classroom — Stock Photo
    College students conducting scientific experiment in science laboratory classroom
    Human large intestine — Stock Photo
    Human large intestine
    Close-up of male scientist placing chemical bottle on a machine — Stock Photo
    Close-up of male scientist placing chemical bottle on a machine
    Girl holding test tubes with chemicals — Stock Photo
    Girl holding test tubes with chemicals
    Tick biting skin — Stock Photo
    Tick biting skin
    3d illustration of cross-section of human eye with explanations and inscription. — Stock Photo
    3d illustration of cross-section of human eye with explanations and inscription.
    Female scientist using microscope in laboratory — Stock Photo
    Female scientist using microscope in laboratory
    Wheat in petri dish, studio shot. — Stock Photo
    Wheat in petri dish, studio shot.
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Cell with pseudopodia — Stock Photo
    Cell with pseudopodia
    Illustration of yellow stem cell on blue background. — Stock Photo
    Illustration of yellow stem cell on blue background.
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria. — Stock Photo
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria.
    College students using microscope conducting scientific experiment in laboratory — Stock Photo
    College students using microscope conducting scientific experiment in laboratory
    Green seedlings in test tubes, close-up. — Stock Photo
    Green seedlings in test tubes, close-up.
    Side view of female scientist doing experiment in lab — Stock Photo
    Side view of female scientist doing experiment in lab
    Visual render of Venus — Stock Photo
    Visual render of Venus
    Human skeleton with emphasis on thoracic region — Stock Photo
    Human skeleton with emphasis on thoracic region
    Male human flea — Stock Photo
    Male human flea
    Doctor looking at x-ray of arm. — Stock Photo
    Doctor looking at x-ray of arm.
    View of fetus at 20 weeks — Stock Photo
    View of fetus at 20 weeks
    Human blood cells — Stock Photo
    Human blood cells
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Surprised, curious students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Surprised, curious students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Illustration of flowing human blood cells. — Stock Photo
    Illustration of flowing human blood cells.
    Flying adult female mosquito — Stock Photo
    Flying adult female mosquito
    Digital illustration of shaped virus cells. — Stock Photo
    Digital illustration of shaped virus cells.
    Blood sucking common Bedbug — Stock Photo
    Blood sucking common Bedbug
    Digital illustration of multiple bacteriophages viruses infecting bacteria. — Stock Photo
    Digital illustration of multiple bacteriophages viruses infecting bacteria.
    Side view of male scientist experimenting in laboratory — Stock Photo
    Side view of male scientist experimenting in laboratory
    Closeup view of empty laboratory beakers in drawer — Stock Photo
    Closeup view of empty laboratory beakers in drawer
    Erythrocytes or red blood cells — Stock Photo
    Erythrocytes or red blood cells
    Male scientist using equipment in laboratory — Stock Photo
    Male scientist using equipment in laboratory
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Genetically modified corn on the cob, abstract digital illustration. — Stock Photo
    Genetically modified corn on the cob, abstract digital illustration.
    Visual render of Venus — Stock Photo
    Visual render of Venus
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Conceptual digital illustration of human blastocyst on needle tip. — Stock Photo
    Conceptual digital illustration of human blastocyst on needle tip.
    Tissue culture labelled wells with pink fluid and gel nourishes. — Stock Photo
    Tissue culture labelled wells with pink fluid and gel nourishes.
    Scientific laboratory researcher making chemical experiment. — Stock Photo
    Scientific laboratory researcher making chemical experiment.
    Young male college student practicing experiment while standing in lab — Stock Photo
    Young male college student practicing experiment while standing in lab
    Normal human chromosomes — Stock Photo
    Normal human chromosomes
    Male worker working in glass factory — Stock Photo
    Male worker working in glass factory
    Sweat bee in detailed portrait shot. — Stock Photo
    Sweat bee in detailed portrait shot.
    Scientist pipetting solution into the glass test tube at lab — Stock Photo
    Scientist pipetting solution into the glass test tube at lab