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    Female cell biologist placing flask containing stem cells cultivated in red growth medium under microscope. — Stock Photo
    Female cell biologist placing flask containing stem cells cultivated in red growth medium under microscope.
    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.
    Digital illustration of human cells on blue background. — Stock Photo
    Digital illustration of human cells on blue background.
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Female cell biologist examining flask containing stem cells cultivated in red growth medium. — Stock Photo
    Female cell biologist examining flask containing stem cells cultivated in red growth medium.
    Female scientist holding tray for stem cell research. — Stock Photo
    Female scientist holding tray for stem cell research.
    Focused, curious girl programming and assembling robotics at laptop in classroom — Stock Photo
    Focused, curious girl programming and assembling robotics at laptop in classroom
    Place setting with eucalyptus stems — Stock Photo
    Place setting with eucalyptus stems
    Sour cherry with stem and leaves — Stock Photo
    Sour cherry with stem and leaves
    Pink cherry blossom, scissors, paper and string — Stock Photo
    Pink cherry blossom, scissors, paper and string
    From above of festive Christmas bouquet with branches of cotton, fir and twigs of eucalyptus and bright red branches with berries placed on wooden table with candles in room — Stock Photo
    From above of festive Christmas bouquet with branches of cotton, fir and twigs of eucalyptus and bright red branches with berries placed on wooden table with candles in room
    Close up of Glasses of red wine — Stock Photo
    Close up of Glasses of red wine
    Side view of female with grapes lying near basket of flowers placed near croissant and strawberries during picnic in countryside — Stock Photo
    Side view of female with grapes lying near basket of flowers placed near croissant and strawberries during picnic in countryside
    Stem cell research — Stock Photo
    Stem cell research
    Bone marrow stem cells dividing — Stock Photo
    Bone marrow stem cells dividing
    Student in wheelchair studying furnace electronic control system in HVAC classroom — Stock Photo
    Student in wheelchair studying furnace electronic control system in HVAC classroom
    Eager, smiling students raising hands in science laboratory classroom — Stock Photo
    Eager, smiling students raising hands in science laboratory classroom
    Boy looking into microscope with girl looking on — Stock Photo
    Boy looking into microscope with girl looking on
    Central nervous system — Stock Photo
    Central nervous system
    Swiss chard with bacon and tomato — Stock Photo
    Swiss chard with bacon and tomato
    Female researcher using micropipette and tubes in laboratory, close-up. — Stock Photo
    Female researcher using micropipette and tubes in laboratory, close-up.
    Flower of sea holly plant on white background. — Stock Photo
    Flower of sea holly plant on white background.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Closeup of furled fiddle head fern with tender leaves on blurred background — Stock Photo
    Closeup of furled fiddle head fern with tender leaves on blurred background
    Woman standing in a garden holding a dahlia flower, Serbia — Stock Photo
    Woman standing in a garden holding a dahlia flower, Serbia
    From above of whole ripe cherry tomatoes on fresh rosemary sprigs with pleasant scent on wooden plate — Stock Photo
    From above of whole ripe cherry tomatoes on fresh rosemary sprigs with pleasant scent on wooden plate
    Different types of red and purple cabbage on a white background, healthy food, top view — Stock Photo
    Different types of red and purple cabbage on a white background, healthy food, top view
    Young man working on land — Stock Photo
    Young man working on land
    Girl holding a dandelion — Stock Photo
    Girl holding a dandelion
    Curing green grasshopper sitting on delicate dark red plant leaf on blurred wild nature background — Stock Photo
    Curing green grasshopper sitting on delicate dark red plant leaf on blurred wild nature background
    Computer programmers and designers working in open plan office — Stock Photo
    Computer programmers and designers working in open plan office
    Rustic box with glass vases and plants — Stock Photo
    Rustic box with glass vases and plants
    Ice Cream Sundae with Berry Sauce — Stock Photo
    Ice Cream Sundae with Berry Sauce
    Green and red haworthia plant with leaves and white dots in dark place — Stock Photo
    Green and red haworthia plant with leaves and white dots in dark place
    Fresh Swiss chard leaves on plate — Stock Photo
    Fresh Swiss chard leaves on plate
    Computer programmers testing virtual reality simulator glasses in open plan office — Stock Photo
    Computer programmers testing virtual reality simulator glasses in open plan office
    High angle of bowl with fresh cherry tomatoes near rosemary stems and whole onion on wooden table — Stock Photo
    High angle of bowl with fresh cherry tomatoes near rosemary stems and whole onion on wooden table
    Male teacher and girl students conducting scientific experiment at microscope and laptop in laboratory classroom — Stock Photo
    Male teacher and girl students conducting scientific experiment at microscope and laptop in laboratory classroom
    From above of whole green and red cherry tomatoes in bowl collected in farm during harvest season — Stock Photo
    From above of whole green and red cherry tomatoes in bowl collected in farm during harvest season
    From above minimalistic still life composition with green cactus stems placed on round tortilla chip on yellow background — Stock Photo
    From above minimalistic still life composition with green cactus stems placed on round tortilla chip on yellow background
    A bunch of green chard on background. Vegan organic diet concept — Stock Photo
    A bunch of green chard on background. Vegan organic diet concept
    Computer programmers high-fiving at laptop in office — Stock Photo
    Computer programmers high-fiving at laptop in office
    Purple lily flower on grey background — Stock Photo
    Purple lily flower on grey background
    Whiskey Cocktails in Stem Glasses — Stock Photo
    Whiskey Cocktails in Stem Glasses
    Close-up of cluster fly on dried wildflower stem. — Stock Photo
    Close-up of cluster fly on dried wildflower stem.
    Water pouring into glassware with inscription i miss you placed near skein of thread and blooming carnation — Stock Photo
    Water pouring into glassware with inscription i miss you placed near skein of thread and blooming carnation
    High angle of plate with bowl and bundle of small decorative berries during festive occasion in restaurant — Stock Photo
    High angle of plate with bowl and bundle of small decorative berries during festive occasion in restaurant
    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
    Female science teacher and students in laboratory classroom — Stock Photo
    Female science teacher and students in laboratory classroom
    Top view of row of green and ripe cherry tomatoes showing ripening stage on white gauze — Stock Photo
    Top view of row of green and ripe cherry tomatoes showing ripening stage on white gauze
    Redcurrants with stem on tissue — Stock Photo
    Redcurrants with stem on tissue
    Close-up of technician storing stem cell samples in cryostorage. — Stock Photo
    Close-up of technician storing stem cell samples in cryostorage.
    Focused junior high girl student using computer in computer lab — Stock Photo
    Focused junior high girl student using computer in computer lab
    Beautiful freshly cut long twigs with green leaves and purple flowers standing in glass jar with water on round wooden table in old shabby room with mirrors — Stock Photo
    Beautiful freshly cut long twigs with green leaves and purple flowers standing in glass jar with water on round wooden table in old shabby room with mirrors
    Bouquet of fresh flowers including white lilies eustoma and aster in glass vase at sunshine — Stock Photo
    Bouquet of fresh flowers including white lilies eustoma and aster in glass vase at sunshine
    Close up of flowers in garden centre — Stock Photo
    Close up of flowers in garden centre
    Active brain visualization — Stock Photo
    Active brain visualization
    Top view of fresh raw Boletus edulis with thick stems and caps placed on marble gray background in light room — Stock Photo
    Top view of fresh raw Boletus edulis with thick stems and caps placed on marble gray background in light room
    White-lipped tree frog on a plant stem, Indonesia — Stock Photo
    White-lipped tree frog on a plant stem, Indonesia
    Easter table setting with Easter eggs in a bird's nest and eucalyptus stems — Stock Photo
    Easter table setting with Easter eggs in a bird's nest and eucalyptus stems