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    Hair follicles structure — Stock Photo
    Hair follicles structure
    Blood clot structure — Stock Photo
    Blood clot structure
    Possible global pandemic. Vaccine study for the Coronavirus virus. — Stock Photo
    Possible global pandemic. Vaccine study for the Coronavirus virus.
    Female scientist in protective mask using microscope. — Stock Photo
    Female scientist in protective mask using microscope.
    Mobile phone speaker, colored scanning electron micrograph. — Stock Photo
    Mobile phone speaker, colored scanning electron micrograph.
    Magnified digital illustration of basophil cell. — Stock Photo
    Magnified digital illustration of basophil cell.
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow) — Stock Photo
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow)
    Female archaeologist looking at ancient tooth root in microscope slide in laboratory. — Stock Photo
    Female archaeologist looking at ancient tooth root in microscope slide in laboratory.
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    Closeup extreme magnified fly of orange and purple color with antennae — Stock Photo
    Closeup extreme magnified fly of orange and purple color with antennae
    Mature scientist using light microscope in laboratory. — Stock Photo
    Mature scientist using light microscope in laboratory.
    Carcinoma cell, coloured transmission electron micrograph (TEM). — Stock Photo
    Carcinoma cell, coloured transmission electron micrograph (TEM).
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower.
    Science professor and college students using microscopes in science laboratory classroom — Stock Photo
    Science professor and college students using microscopes in science laboratory classroom
    University student doing experiment on microscope in laboratory at college — Stock Photo
    University student doing experiment on microscope in laboratory at college
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Little boy looking at bug under microscope — Stock Photo
    Little boy looking at bug under microscope
    Glass slide containing human sample under light microscope for medical testing. — Stock Photo
    Glass slide containing human sample under light microscope for medical testing.
    Magnified digital illustration of mast cell. — Stock Photo
    Magnified digital illustration of mast cell.
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery.
    Microbiologist using light microscope in laboratory — Stock Photo
    Microbiologist using light microscope in laboratory
    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
    Hepatocyte cells, light micrograph. Hepatocyte cells are the main parenchymal tissue cells of the liver. Haematoxylin and eosin stain. — Stock Photo
    Hepatocyte cells, light micrograph. Hepatocyte cells are the main parenchymal tissue cells of the liver. Haematoxylin and eosin stain.
    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface
    Female copepod with eggs — Stock Photo
    Female copepod with eggs
    Cultured cancer cells — Stock Photo
    Cultured cancer cells
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells — Stock Photo
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells
    Grandmother with her granddaughter looking through microscope in kitchen at home — Stock Photo
    Grandmother with her granddaughter looking through microscope in kitchen at home
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats
    Taste buds. Coloured light micrograph of a section through the tongue, showing taste buds (round, purple). The taste buds are within papillae (projections) located on the surface of the tongue — Stock Photo
    Taste buds. Coloured light micrograph of a section through the tongue, showing taste buds (round, purple). The taste buds are within papillae (projections) located on the surface of the tongue
    Ophthalmologist performing eye surgery on female patient in clinic. — Stock Photo
    Ophthalmologist performing eye surgery on female patient in clinic.
    Male sex cell — Stock Photo
    Male sex cell
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    Cannabis plant. Coloured scanning electron micrograph (SEM) of the surface of a cannabis (Cannabis sativa) plant. The pointed hairs are called lithocyst cells. They contain cystoliths (calcium carbonate crystals) — Stock Photo
    Cannabis plant. Coloured scanning electron micrograph (SEM) of the surface of a cannabis (Cannabis sativa) plant. The pointed hairs are called lithocyst cells. They contain cystoliths (calcium carbonate crystals)
    Skull affected by Paget's disease — Stock Photo
    Skull affected by Paget's disease
    Oligodendrocyte cell structure — Stock Photo
    Oligodendrocyte cell structure
    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
    Focused adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital — Stock Photo
    Focused adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital
    Female researcher using light microscope, close-up. — Stock Photo
    Female researcher using light microscope, close-up.
    Hematology analyzer with graphs on monitor near microscope and desktop computer with images on screen in lab — Stock Photo
    Hematology analyzer with graphs on monitor near microscope and desktop computer with images on screen in lab
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    College students conducting scientific experiment in science laboratory classroom — Stock Photo
    College students conducting scientific experiment in science laboratory classroom
    Female optometrist examining male eyes — Stock Photo
    Female optometrist examining male eyes
    Female scientist looking in microscope in in vitro fertilisation laboratory. — Stock Photo
    Female scientist looking in microscope in in vitro fertilisation laboratory.
    Side view of teenage girl using microscope while practicing experiment in lab — Stock Photo
    Side view of teenage girl using microscope while practicing experiment in lab
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope — Stock Photo
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice — Stock Photo
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum — Stock Photo
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    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
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    Skin cancer cell — Stock Photo
    Skin cancer cell
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Science teacher helping girl student at microscope in classroom laboratory — Stock Photo
    Science teacher helping girl student at microscope in classroom laboratory
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree. — Stock Photo
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree.
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Section through a thyroid gland — Stock Photo
    Section through a thyroid gland
    Male scientist using microscope in laboratory — Stock Photo
    Male scientist using microscope in laboratory
    Light micrograph of liver fluke eggs in a fish fin. — Stock Photo
    Light micrograph of liver fluke eggs in a fish fin.