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    DNA molecule, abstract scientific illustration. — Stock Photo
    DNA molecule, abstract scientific illustration.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Red blood cells — Stock Photo
    Red blood cells
    Scientist removing medical samples from machine in lab — Stock Photo
    Scientist removing medical samples from machine in lab
    Conceptual digital illustration of medical nanorobot attacking cancerous cell. — Stock Photo
    Conceptual digital illustration of medical nanorobot attacking cancerous cell.
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Crop unrecognizable scientist with plant in plastic tube on green background in studio — Stock Photo
    Crop unrecognizable scientist with plant in plastic tube on green background in studio
    Fertilization of human — Stock Photo
    Fertilization of human
    Shotgun injury to face — Stock Photo
    Shotgun injury to face
    Healthy ankle joint — Stock Photo
    Healthy ankle joint
    Red blood cells — Stock Photo
    Red blood cells
    Narrowed artery causing atherosclerosis — Stock Photo
    Narrowed artery causing atherosclerosis
    Human shoulder joint anatomy — Stock Photo
    Human shoulder joint anatomy
    Crop hands providing autopsies of fetus with lancet. — Stock Photo
    Crop hands providing autopsies of fetus with lancet.
    High angle view of girl using computer while practicing experiment in lab — Stock Photo
    High angle view of girl using computer while practicing experiment in lab
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    Mid section of male worker working in glass factory — Stock Photo
    Mid section of male worker working in glass factory
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Human brain cross-section — Stock Photo
    Human brain cross-section
    Scientist performing chemistry experiment. — Stock Photo
    Scientist performing chemistry experiment.
    Stachybotrys fungus on black background, digital illustration. — Stock Photo
    Stachybotrys fungus on black background, digital illustration.
    Penicillinum fungus on white background, digital illustration. — Stock Photo
    Penicillinum fungus on white background, digital illustration.
    Pipetting samples machinery for gel electrophoresis. — Stock Photo
    Pipetting samples machinery for gel electrophoresis.
    Female worker working in glass factory — Stock Photo
    Female worker working in glass factory
    Digital illustration of human leg affected by lymphatic filariasis and close-up of parasitic nematode worms. — Stock Photo
    Digital illustration of human leg affected by lymphatic filariasis and close-up of parasitic nematode worms.
    Female patient lying in MRI scanner. — Stock Photo
    Female patient lying in MRI scanner.
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Curious boy using pipette in beaker at interactive exhibit in science center — Stock Photo
    Curious boy using pipette in beaker at interactive exhibit in science center
    Trichophyton mentagrophytes cause of athlete foot — Stock Photo
    Trichophyton mentagrophytes cause of athlete foot
    Nanostructures formed on a silicon surface — Stock Photo
    Nanostructures formed on a silicon surface
    Fertilization of healthy human egg — Stock Photo
    Fertilization of healthy human egg
    Heart anatomy and major vessels — Stock Photo
    Heart anatomy and major vessels
    Illustration of a view over the rim of a crater on Mars. Mars is the fourth planet in our Solar System, and the subject of more space missions than any other world. — Stock Photo
    Illustration of a view over the rim of a crater on Mars. Mars is the fourth planet in our Solar System, and the subject of more space missions than any other world.
    Scientific illustration of influenza virus particle. — Stock Photo
    Scientific illustration of influenza virus particle.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Sample for analysis by liquid chromatography in autosampler machine. — Stock Photo
    Sample for analysis by liquid chromatography in autosampler machine.
    Internal organs and pelvic girdle — Stock Photo
    Internal organs and pelvic girdle
    Girl writing with a pen on a board — Stock Photo
    Girl writing with a pen on a board
    Close-up of parasitic amoeba in human intestine, digital artwork. — Stock Photo
    Close-up of parasitic amoeba in human intestine, digital artwork.
    Madagascar hissing cockroach — Stock Photo
    Madagascar hissing cockroach
    Engineer walking by water treatment plant ultraviolet ionization treatment room — Stock Photo
    Engineer walking by water treatment plant ultraviolet ionization treatment room
    Abstract view of plant tissue in light micrograph. — Stock Photo
    Abstract view of plant tissue in light micrograph.
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Woodland skipper butterfly compound eye — Stock Photo
    Woodland skipper butterfly compound eye
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Human rib cage anatomy — Stock Photo
    Human rib cage anatomy
    Sprouting pea plants on white background. — Stock Photo
    Sprouting pea plants on white background.
    Visual render of internal organs — Stock Photo
    Visual render of internal organs
    View of Fetus at 28 weeks — Stock Photo
    View of Fetus at 28 weeks
    Petri dishes stacked on blue background. — Stock Photo
    Petri dishes stacked on blue background.
    Girl holding a molecular structure — Stock Photo
    Girl holding a molecular structure
    View of Fetus at 24 weeks — Stock Photo
    View of Fetus at 24 weeks
    Shoulder blade anatomy — Stock Photo
    Shoulder blade anatomy
    Male sex cell — Stock Photo
    Male sex cell
    Human hand bones structure — Stock Photo
    Human hand bones structure
    Side view of young female student using microscope in lab — Stock Photo
    Side view of young female student using microscope in lab
    Young female scientist working in microbiology lab. — Stock Photo
    Young female scientist working in microbiology lab.
    Conceptual digital illustration of medical nanorobot attacking cancerous cell. — Stock Photo
    Conceptual digital illustration of medical nanorobot attacking cancerous cell.