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    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Male scientist using microscope in laboratory — Stock Photo
    Male scientist using microscope in laboratory
    Colored scanning electron micrograph of pollen grains from marigold flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from marigold flower.
    Female microbiologist using light microscope in laboratory. — Stock Photo
    Female microbiologist using light microscope in laboratory.
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    University student using microscope — Stock Photo
    University student using microscope
    Mucosa of the trachea — Stock Photo
    Mucosa of the trachea
    Two Adult females doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital — Stock Photo
    Two Adult females doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital
    Colored scanning electron micrograph of shelled amoebae, single-celled protozoan organisms. — Stock Photo
    Colored scanning electron micrograph of shelled amoebae, single-celled protozoan organisms.
    Female college students conducting scientific experiment in science laboratory classroom — Stock Photo
    Female college students conducting scientific experiment in science laboratory classroom
    Cell cultures under microscope in laboratory. — Stock Photo
    Cell cultures under microscope in laboratory.
    Test tubes and Petri dishes in pathogenic laboratory. — Stock Photo
    Test tubes and Petri dishes in pathogenic laboratory.
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    University students doing experiment on microscope in laboratory at college — Stock Photo
    University students doing experiment on microscope in laboratory at college
    Hair follicles of human skin — Stock Photo
    Hair follicles of human skin
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Trachea lined with ciliated columnar epithelium — Stock Photo
    Trachea lined with ciliated columnar epithelium
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is blue. Mitochondria (cyan)) in the cell's cytoplasm produce energy for the cell. Lysosomes (red) contain enzymes for digesting foreign particles. M — Stock Photo
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is blue. Mitochondria (cyan)) in the cell's cytoplasm produce energy for the cell. Lysosomes (red) contain enzymes for digesting foreign particles. M
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.). — Stock Photo
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.).
    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
    Scientific laboratory researcher using test tube while experiment. — Stock Photo
    Scientific laboratory researcher using test tube while experiment.
    Two female scientists interacting with each other in lab — Stock Photo
    Two female scientists interacting with each other in lab
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Light microscope with petri dishes on blue background. — Stock Photo
    Light microscope with petri dishes on blue background.
    Venule. Coloured transmission electron micrograph (TEM). Venules are small veins that transport deoxygenated blood from the capillary beds to the veins. Endothelial cells line the entire circulatory system — Stock Photo
    Venule. Coloured transmission electron micrograph (TEM). Venules are small veins that transport deoxygenated blood from the capillary beds to the veins. Endothelial cells line the entire circulatory system
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth — Stock Photo
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth
    Female scientist taking sample from culture in Petri dish. — Stock Photo
    Female scientist taking sample from culture in Petri dish.
    Teenage girl looking at a slide with a microscope — Stock Photo
    Teenage girl looking at a slide with a microscope
    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
    Close-up of teenage girl using microscope in lab — Stock Photo
    Close-up of teenage girl using microscope in lab
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wings — Stock Photo
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wings
    Man repairing mobile phone in repair centre — Stock Photo
    Man repairing mobile phone in repair centre
    Teacher assisting students in experiment on molecule in laboratory — Stock Photo
    Teacher assisting students in experiment on molecule in laboratory
    Adult female in white robe reading notes near microscope while teaching young women in modern laboratory in university — Stock Photo
    Adult female in white robe reading notes near microscope while teaching young women in modern laboratory in university
    Developing pig eye — Stock Photo
    Developing pig eye
    Light micrograph of liver fluke eggs in a fish scale. — Stock Photo
    Light micrograph of liver fluke eggs in a fish scale.
    Closeup of magnified yellow striped eyes on head of exotic fly — Stock Photo
    Closeup of magnified yellow striped eyes on head of exotic fly
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Still life of laboratory bench with microscope and various scientific equipment. — Stock Photo
    Still life of laboratory bench with microscope and various scientific equipment.
    Female scientists using microscopes in lab — Stock Photo
    Female scientists using microscopes in lab
    Scientist viewing multi well plate containing samples for testing in laboratory. — Stock Photo
    Scientist viewing multi well plate containing samples for testing in laboratory.
    Light micrograph (bottom left) and computer illustration (top right) of the lining of the stomach, known as the mucosa. — Stock Photo
    Light micrograph (bottom left) and computer illustration (top right) of the lining of the stomach, known as the mucosa.
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid — Stock Photo
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid
    Mature scientist using microscope for biological research. — Stock Photo
    Mature scientist using microscope for biological research.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Male scientist using microscope in laboratory — Stock Photo
    Male scientist using microscope in laboratory
    Light micrograph (LM) of longitudinal section through a fetal finger tip to show the developing nail. — Stock Photo
    Light micrograph (LM) of longitudinal section through a fetal finger tip to show the developing nail.
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Fungal cells showing sporangium — Stock Photo
    Fungal cells showing sporangium
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Magnified digital illustration of fertilisation of egg cell. — Stock Photo
    Magnified digital illustration of fertilisation of egg cell.
    Hands of scientist holding petri dish with liquid sample. — Stock Photo
    Hands of scientist holding petri dish with liquid sample.
    Acanthocystis. Coloured scanning electron micrograph (SEM) of a centrohelid heliozoan with tangential plate-scales and radial spines — Stock Photo
    Acanthocystis. Coloured scanning electron micrograph (SEM) of a centrohelid heliozoan with tangential plate-scales and radial spines