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    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Tapeworm of cattle and other grazing animals, light micrograph. — Stock Photo
    Tapeworm of cattle and other grazing animals, light micrograph.
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Cilia covering the epithelial lining of the nasopharyx — Stock Photo
    Cilia covering the epithelial lining of the nasopharyx
    Scientist examining cultured cells under microscope. — Stock Photo
    Scientist examining cultured cells under microscope.
    Industrial microscope in electronics repair centre — Stock Photo
    Industrial microscope in electronics repair centre
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Male student showing tablet computer to friend while standing in lab — Stock Photo
    Male student showing tablet computer to friend while standing in lab
    Microscope in laboratory on blue background. — Stock Photo
    Microscope in laboratory on blue background.
    Child in labcoat holding a science microscope — Stock Photo
    Child in labcoat holding a science microscope
    Mobile phone speaker, colored scanning electron micrograph. — Stock Photo
    Mobile phone speaker, colored scanning electron micrograph.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Tendon showing the parallel collagen fibres — Stock Photo
    Tendon showing the parallel collagen fibres
    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
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis — Stock Photo
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis
    Helicobacter pylori bacterium — Stock Photo
    Helicobacter pylori bacterium
    Light micrograph of a plant stem cross section. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a plant stem cross section. Haematoxylin and eosin stain.
    Female patient having eye examination in clinic — Stock Photo
    Female patient having eye examination in clinic
    Scientists preparing glass slide with sample in laboratory. — Stock Photo
    Scientists preparing glass slide with sample in laboratory.
    Lab chemist capturing a digital image of a sample slide on a microscope — Stock Photo
    Lab chemist capturing a digital image of a sample slide on a microscope
    Closeup extreme magnified fly of orange and purple color with antennae — Stock Photo
    Closeup extreme magnified fly of orange and purple color with antennae
    Angel trumpets pollen grain — Stock Photo
    Angel trumpets pollen grain
    Hidradenoma papilliferum, light micrograph (LM) of section of affected vulva. Hidradenoma papilliferumis type of benign cystic papillary growth (lower part of image) that occurs on labia majora of vulva — Stock Photo
    Hidradenoma papilliferum, light micrograph (LM) of section of affected vulva. Hidradenoma papilliferumis type of benign cystic papillary growth (lower part of image) that occurs on labia majora of vulva
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    Scientific laboratory researcher using test tube while experiment. — Stock Photo
    Scientific laboratory researcher using test tube while experiment.
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Skin cancer cell — Stock Photo
    Skin cancer cell
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Closeup of magnified grey head of flying insect with round convex brown eyes — Stock Photo
    Closeup of magnified grey head of flying insect with round convex brown eyes
    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.
    Forensic scientist using 3d stereo microscope for examining markings on bullet. — Stock Photo
    Forensic scientist using 3d stereo microscope for examining markings on bullet.
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Closeup yellow flying wasp folding legs and looking at camera with big green eyes — Stock Photo
    Closeup yellow flying wasp folding legs and looking at camera with big green eyes
    From above of crop trainee in blue gloves performing dental operation with bur and using medical operating microscope with digital camera — Stock Photo
    From above of crop trainee in blue gloves performing dental operation with bur and using medical operating microscope with digital camera
    Girl experimenting microscope slide microscope at home — Stock Photo
    Girl experimenting microscope slide microscope at home
    Female student using microscope while practicing experiment in lab — Stock Photo
    Female student using microscope while practicing experiment in lab
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Bone cancer cells. Coloured scanning electron micrograph of osteosarcoma cancer cells. Osteosarcoma is an aggressive malignant neoplasm arising from primitive transformed mesenchymal cells — Stock Photo
    Bone cancer cells. Coloured scanning electron micrograph of osteosarcoma cancer cells. Osteosarcoma is an aggressive malignant neoplasm arising from primitive transformed mesenchymal cells
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Magnified digital illustration of megakaryocyte cell. — Stock Photo
    Magnified digital illustration of megakaryocyte cell.
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Light microscope on laboratory bench. — Stock Photo
    Light microscope on laboratory bench.
    Fracture through the thyroid gland — Stock Photo
    Fracture through the thyroid gland
    Adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital — Stock Photo
    Adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital
    Schoolboy using glassware and equipment in school laboratory. — Stock Photo
    Schoolboy using glassware and equipment in school laboratory.
    Examining petri dish under microscope. — Stock Photo
    Examining petri dish under microscope.
    Collagen bundles from the delicate connective tissue — Stock Photo
    Collagen bundles from the delicate connective tissue
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells — Stock Photo
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells
    Side view of male dentistry student in uniform and gloves working with microscope while performing dental operation in modern classroom — Stock Photo
    Side view of male dentistry student in uniform and gloves working with microscope while performing dental operation in modern classroom
    Two female scientists interacting with each other in lab — Stock Photo
    Two female scientists interacting with each other in lab
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla). — Stock Photo
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla).
    Light micrograph of a section through breast tissue showing mastitis (inflammation) of breast. — Stock Photo
    Light micrograph of a section through breast tissue showing mastitis (inflammation) of breast.
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Schoolboy using glassware and equipment in school laboratory. — Stock Photo
    Schoolboy using glassware and equipment in school laboratory.
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Red blood cells — Stock Photo
    Red blood cells