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31717168 results

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    Appendix showing appendicitis — Stock Photo
    Appendix showing appendicitis
    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Side view of orange fluffy flying incest with brown antennae and ornamental large eye — Stock Photo
    Side view of orange fluffy flying incest with brown antennae and ornamental large eye
    Older man looking out binoculars on edge of boat — Stock Photo
    Older man looking out binoculars on edge of boat
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Hermit crab living in coral polyp — Stock Photo
    Hermit crab living in coral polyp
    Illustration of green illuminated cancer cell. — Stock Photo
    Illustration of green illuminated cancer cell.
    Coloured scanning electron micrograph (SEM) of sensory hair cells in the cochlea of the inner ear. — Stock Photo
    Coloured scanning electron micrograph (SEM) of sensory hair cells in the cochlea of the inner ear.
    Male engineer using stereo microscope for inspecting manufactured component during quality control process. — Stock Photo
    Male engineer using stereo microscope for inspecting manufactured component during quality control process.
    Aspen leaf on birch bark in autumn, close-up — Stock Photo
    Aspen leaf on birch bark in autumn, close-up
    Smiling male science teacher helping girl students conducting scientific experiment at microscope in laboratory — Stock Photo
    Smiling male science teacher helping girl students conducting scientific experiment at microscope in laboratory
    Illustration of human egg cell dividing on blue background. — Stock Photo
    Illustration of human egg cell dividing on blue background.
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Polyps of reef-building coral — Stock Photo
    Polyps of reef-building coral
    Phyllidia ocellata nudibranch in Beqa Lagoon — Stock Photo
    Phyllidia ocellata nudibranch in Beqa Lagoon
    Risbecia tryoni nudibranch in Beqa Lagoon — Stock Photo
    Risbecia tryoni nudibranch in Beqa Lagoon
    Medical illustration depicting the different stages of colon cancer — Stock Photo
    Medical illustration depicting the different stages of colon cancer
    Common house dust mite — Stock Photo
    Common house dust mite
    Dead bluebottle fly — Stock Photo
    Dead bluebottle fly
    Closeup extreme magnified fly of orange and purple color with antennae — Stock Photo
    Closeup extreme magnified fly of orange and purple color with antennae
    Colored digital illustration of cancer cell. — Stock Photo
    Colored digital illustration of cancer cell.
    Phyllidia varicosa nudibranch — Stock Photo
    Phyllidia varicosa nudibranch
    Ascaris Roundworm ovaries — Stock Photo
    Ascaris Roundworm ovaries
    Laughing girl student at microscope in laboratory classroom — Stock Photo
    Laughing girl student at microscope in laboratory classroom
    Cup coral polyps under ledge — Stock Photo
    Cup coral polyps under ledge
    Lactating breast tissue — Stock Photo
    Lactating breast tissue
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Digital illustration of green cancer cells. — Stock Photo
    Digital illustration of green cancer cells.
    Male teacher helping girl student at microscope in laboratory classroom — Stock Photo
    Male teacher helping girl student at microscope in laboratory classroom
    Red blood cells — Stock Photo
    Red blood cells
    Closeup of magnified part of black and brown ant with glossy head and legs — Stock Photo
    Closeup of magnified part of black and brown ant with glossy head and legs
    Male engineer using stereo microscope for inspecting manufactured component during quality control process. — Stock Photo
    Male engineer using stereo microscope for inspecting manufactured component during quality control process.
    Closeup of magnified part of black and brown ant on black background — Stock Photo
    Closeup of magnified part of black and brown ant on black background
    Digital illustration of female reproductive system and Chlamydia trachomatis bacteria causing Chlamydial infection. — Stock Photo
    Digital illustration of female reproductive system and Chlamydia trachomatis bacteria causing Chlamydial infection.
    Asparagus pollen grains — Stock Photo
    Asparagus pollen grains
    Platelets in blood vessel — Stock Photo
    Platelets in blood vessel
    Transparent cells on purple background, digital illustration. — Stock Photo
    Transparent cells on purple background, digital illustration.
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom
    Male sex cell — Stock Photo
    Male sex cell
    Section of a muscular artery — Stock Photo
    Section of a muscular artery
    Zygote development 24-36 hours after fertilization — Stock Photo
    Zygote development 24-36 hours after fertilization
    Chromodoris kuniei nudibranch in Beqa Lagoon — Stock Photo
    Chromodoris kuniei nudibranch in Beqa Lagoon
    Radiolarians amoeboid protozoa — Stock Photo
    Radiolarians amoeboid protozoa
    Tozeuma shrimp on coral branch — Stock Photo
    Tozeuma shrimp on coral branch
    Possible global pandemic. Vaccine study for the Coronavirus virus. — Stock Photo
    Possible global pandemic. Vaccine study for the Coronavirus virus.
    Soft coral polyps — Stock Photo
    Soft coral polyps
    Closeup side view of magnified brown fly with large red eyes and transparent wing — Stock Photo
    Closeup side view of magnified brown fly with large red eyes and transparent wing
    Digital artwork of green cancer cell on tissue surface. — Stock Photo
    Digital artwork of green cancer cell on tissue surface.
    Illustration of illuminated cancer cells on black background. — Stock Photo
    Illustration of illuminated cancer cells on black background.
    Woman hand holding magnifying glass looking at butterflies — Stock Photo
    Woman hand holding magnifying glass looking at butterflies
    Acoel flatworms covering coral colony — Stock Photo
    Acoel flatworms covering coral colony
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.
    Schooling anthias fish and corals — Stock Photo
    Schooling anthias fish and corals
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Colored illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Colored illustration of cancer cell being attacked by white blood cells.
    Digital artwork of illuminated red human cancer cell. — Stock Photo
    Digital artwork of illuminated red human cancer cell.
    Illustration of 2 cell stage egg on blue background. — Stock Photo
    Illustration of 2 cell stage egg on blue background.