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    Female teacher and students examining DNA model in classroom — Stock Photo
    Female teacher and students examining DNA model in classroom
    Designers brainstorming, gesturing at laptop in office — Stock Photo
    Designers brainstorming, gesturing at laptop in office
    Gnocchi with Broccoli, Broccoli Stem , Basil Pesto and Vegan sausages — Stock Photo
    Gnocchi with Broccoli, Broccoli Stem , Basil Pesto and Vegan sausages
    Junior high students using computers and watching teacher at projection screen in classroom — Stock Photo
    Junior high students using computers and watching teacher at projection screen in classroom
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    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
    Medium tray with cells and DNA autoradiogram for scientific research. — Stock Photo
    Medium tray with cells and DNA autoradiogram for scientific research.
    Portrait smiling, confident girl student programming at computer in classroom — Stock Photo
    Portrait smiling, confident girl student programming at computer in classroom
    Computer programmers programming virtual reality simulator glasses at computer in office — Stock Photo
    Computer programmers programming virtual reality simulator glasses at computer in office
    Female researcher using light microscope for examining stem cells in culture jar. — Stock Photo
    Female researcher using light microscope for examining stem cells in culture jar.
    Stem cell research — Stock Photo
    Stem cell research
    Close-up of small white blooming flower on green stem on a plant — Stock Photo
    Close-up of small white blooming flower on green stem on a plant
    Portrait of an ant carrying a physalis, Indonesia — Stock Photo
    Portrait of an ant carrying a physalis, Indonesia
    Young Asian woman cutting rose stem with secateurs — Stock Photo
    Young Asian woman cutting rose stem with secateurs
    Whiskey Cocktails in Stem Glasses — Stock Photo
    Whiskey Cocktails in Stem Glasses
    Portrait of a cute caucasian woman. — Stock Photo
    Portrait of a cute caucasian woman.
    A hand holding red-stemmed chard — Stock Photo
    A hand holding red-stemmed chard
    Student in wheelchair examining furnace fuel flow controls in HVAC classroom — Stock Photo
    Student in wheelchair examining furnace fuel flow controls in HVAC classroom
    Crop unrecognizable ethnic female touching blossoming sunflower with pleasant aroma and gentle petals in countryside — Stock Photo
    Crop unrecognizable ethnic female touching blossoming sunflower with pleasant aroma and gentle petals in countryside
    From above of wild edible Boletus mushroom growing in dry fallen leaves in forest — Stock Photo
    From above of wild edible Boletus mushroom growing in dry fallen leaves in forest
    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
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Dense evergreen forest with covered by moss tall redwoods in Big Basin Redwoods State Park in USA — Stock Photo
    Dense evergreen forest with covered by moss tall redwoods in Big Basin Redwoods State Park in USA
    Close-up of leaf hopper nymph on thin yellow plant stem. — Stock Photo
    Close-up of leaf hopper nymph on thin yellow plant stem.
    Closeup of fern stems in forest background — Stock Photo
    Closeup of fern stems in forest background
    Fresh Fruit Salad — Stock Photo
    Fresh Fruit Salad
    Lemon on stem with leaves — Stock Photo
    Lemon on stem with leaves
    Branches in a vase with a candle on a sideboard table — Stock Photo
    Branches in a vase with a candle on a sideboard table
    Margarita in Blue Stem Glass — Stock Photo
    Margarita in Blue Stem Glass
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Back view anonymous shirtless male sitting in dark room near tender thin plant twig with withering leaves — Stock Photo
    Back view anonymous shirtless male sitting in dark room near tender thin plant twig with withering leaves
    Beautiful hortensia flowers — Stock Photo
    Beautiful hortensia flowers
    Students programming and testing robotics in classroom — Stock Photo
    Students programming and testing robotics in classroom
    From above of fresh ripe purple onions with green stems placed on black table — Stock Photo
    From above of fresh ripe purple onions with green stems placed on black table
    Female scientist in clean suit researching coronavirus vaccine — Stock Photo
    Female scientist in clean suit researching coronavirus vaccine
    Instructor discussing air conditioner recharging with student in wheelchair in HVAC classroom — Stock Photo
    Instructor discussing air conditioner recharging with student in wheelchair in HVAC classroom
    Still life of bunch of green garlic on table — Stock Photo
    Still life of bunch of green garlic on table
    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.
    Top view of tender pink flower petal near aromatic rosemary sprigs on rugged surface with spots — Stock Photo
    Top view of tender pink flower petal near aromatic rosemary sprigs on rugged surface with spots
    Girl student using microscope in classroom — Stock Photo
    Girl student using microscope in classroom
    Close up of small gray lizard looking out of trunk in the forest — Stock Photo
    Close up of small gray lizard looking out of trunk in the forest
    Female scientist in clean suit with test tubes studying coronavirus — Stock Photo
    Female scientist in clean suit with test tubes studying coronavirus
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Lime Martini in Fun Stem Glass — Stock Photo
    Lime Martini in Fun Stem Glass
    Computer programmers programming virtual reality simulator glasses in open plan office — Stock Photo
    Computer programmers programming virtual reality simulator glasses in open plan office
    Closeup view of flower under a glass — Stock Photo
    Closeup view of flower under a glass
    Butterfly and snail on a flower, Indonesia — Stock Photo
    Butterfly and snail on a flower, Indonesia
    Woman working in a large glasshouse — Stock Photo
    Woman working in a large glasshouse
    Eager girl students raising arms behind microscopes in laboratory classroom — Stock Photo
    Eager girl students raising arms behind microscopes in laboratory classroom
    Frog hopper and parasitic red mite nymphs on plant stem. — Stock Photo
    Frog hopper and parasitic red mite nymphs on plant stem.
    Glass of sweet alcoholic cocktail made of espresso liqueur milk and chocolate placed on wooden table — Stock Photo
    Glass of sweet alcoholic cocktail made of espresso liqueur milk and chocolate placed on wooden table
    Cerebellum and corpus callosum — Stock Photo
    Cerebellum and corpus callosum
    Dead tree in Big Sur — Stock Photo
    Dead tree in Big Sur
    Medical illustration of the human nervous system and brain — Stock Photo
    Medical illustration of the human nervous system and brain
    Tasty appetizing ripe cherries on rusty tabletop — Stock Photo
    Tasty appetizing ripe cherries on rusty tabletop
    Young charming woman between flowers — Stock Photo
    Young charming woman between flowers
    From below of growing bunch of turquoise Jade Vine flowers in greenhouse, Scotland — Stock Photo
    From below of growing bunch of turquoise Jade Vine flowers in greenhouse, Scotland
    Crop anonymous female harvester collecting fresh tomatoes from plant near straw basket in countryside — Stock Photo
    Crop anonymous female harvester collecting fresh tomatoes from plant near straw basket in countryside
    Scientist viewing sample on glass slide before light microscope. — Stock Photo
    Scientist viewing sample on glass slide before light microscope.
    From above of branch of tree with green lichen on ground covered with dry foliage in autumn forest — Stock Photo
    From above of branch of tree with green lichen on ground covered with dry foliage in autumn forest