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    Section through a peanut stem — Stock Photo
    Section through a peanut stem
    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).
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    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.
    Top view of raw cut Boletus edulis mushrooms on wooden chopping board with garlic and parsley in light kitchen during cooking process — Stock Photo
    Top view of raw cut Boletus edulis mushrooms on wooden chopping board with garlic and parsley in light kitchen during cooking process
    Western sword fern — Stock Photo
    Western sword fern
    Butterfly and snail on a flower, Indonesia — Stock Photo
    Butterfly and snail on a flower, Indonesia
    Computer programmers programming virtual reality simulator glasses at computer in office — Stock Photo
    Computer programmers programming virtual reality simulator glasses at computer in office
    Close-up of chrysocrambus craterella moth on thin wild plant stem. — Stock Photo
    Close-up of chrysocrambus craterella moth on thin wild plant stem.
    Top view of heap of raw asparagus stalks with uneven surface and wavy edges — Stock Photo
    Top view of heap of raw asparagus stalks with uneven surface and wavy edges
    Teenage girl touching flowers in field — Stock Photo
    Teenage girl touching flowers in field
    Stem cell research — Stock Photo
    Stem cell research
    Red tomatoes on stem — Stock Photo
    Red tomatoes on stem
    Girl holding a dandelion clock seedhead — Stock Photo
    Girl holding a dandelion clock seedhead
    Unripe and ripe cherry tomatoes growing on twig of plant in agricultural farm in rural area — Stock Photo
    Unripe and ripe cherry tomatoes growing on twig of plant in agricultural farm in rural area
    Closeup of fern stem on blurred background — Stock Photo
    Closeup of fern stem on blurred background
    Male science teacher and students laughing, conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students laughing, conducting scientific experiment in laboratory classroom
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Close up of ripe wheat field — Stock Photo
    Close up of ripe wheat field
    Computer programmers testing virtual reality simulator glasses in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses in office
    Fresh tangerine with stem and leaves on dark background — Stock Photo
    Fresh tangerine with stem and leaves on dark background
    Green caterpillar hanging from red stemmed leaf in Costa Rica — Stock Photo
    Green caterpillar hanging from red stemmed leaf in Costa Rica
    Curious boy examining molecule model in laboratory classroom — Stock Photo
    Curious boy examining molecule model in laboratory classroom
    Field harvesting on the fields — Stock Photo
    Field harvesting on the fields
    Creeping plants shadow on window curtain — Stock Photo
    Creeping plants shadow on window curtain
    Student in wheelchair studying furnace electronic control system in HVAC classroom — Stock Photo
    Student in wheelchair studying furnace electronic control system in HVAC classroom
    Beautiful blooming yellow wildflowers and sunset — Stock Photo
    Beautiful blooming yellow wildflowers and sunset
    Engineers working in office — Stock Photo
    Engineers working in office
    Smiling junior high girl student using computer in computer lab — Stock Photo
    Smiling junior high girl student using computer in computer lab
    Boy looking into microscope at table at home — Stock Photo
    Boy looking into microscope at table at home
    Sorriso Cocktail in Glass — Stock Photo
    Sorriso Cocktail in Glass
    Top view of raw cut Boletus edulis mushrooms on wooden chopping board with garlic and parsley in light kitchen during cooking process — Stock Photo
    Top view of raw cut Boletus edulis mushrooms on wooden chopping board with garlic and parsley in light kitchen during cooking process
    Close up scientist in rubber gloves using pipette to fill tray — Stock Photo
    Close up scientist in rubber gloves using pipette to fill tray
    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
    Iceland, Sudurnes, Port of Reykjanesbaer. Fishing vessels in the hold dries. — Stock Photo
    Iceland, Sudurnes, Port of Reykjanesbaer. Fishing vessels in the hold dries.
    Instructor training students about air conditioning units in HVAC classroom — Stock Photo
    Instructor training students about air conditioning units in HVAC classroom
    Tropical green nature on red background — Stock Photo
    Tropical green nature on red background
    Student setting up generator experiment with professor while student in wheelchair examines HVAC system — Stock Photo
    Student setting up generator experiment with professor while student in wheelchair examines HVAC system
    Top view of green spinach foliage with veins and stems in bowl on white surface — Stock Photo
    Top view of green spinach foliage with veins and stems in bowl on white surface
    Top view of tasty fresh fig pieces with juicy pulp near aromatic thyme sprigs on crumpled surface — Stock Photo
    Top view of tasty fresh fig pieces with juicy pulp near aromatic thyme sprigs on crumpled surface
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Portrait female scientist in clean suit studying coronavirus vaccine — Stock Photo
    Portrait female scientist in clean suit studying coronavirus vaccine
    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
    Texture of dry fallen orange autumn leaf with thin veins and stem against blurred gray background — Stock Photo
    Texture of dry fallen orange autumn leaf with thin veins and stem against blurred gray background
    Top view full frame composition of bright multicolored dried autumn leaves on black background — Stock Photo
    Top view full frame composition of bright multicolored dried autumn leaves on black background
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Scientist in clean suit researching coronavirus in laboratory — Stock Photo
    Scientist in clean suit researching coronavirus in laboratory
    Red winterberry branches on a tray with ribbon and scissors — Stock Photo
    Red winterberry branches on a tray with ribbon and scissors
    Bundles of bright cherry tomatoes on thin stems growing on farmland plantation in summer — Stock Photo
    Bundles of bright cherry tomatoes on thin stems growing on farmland plantation in summer
    Set of wooden kitchen utensils, linen napkin and eucalyptus — Stock Photo
    Set of wooden kitchen utensils, linen napkin and eucalyptus
    Row of green and ripe cherry tomatoes showing ripening stage on white gauze — Stock Photo
    Row of green and ripe cherry tomatoes showing ripening stage on white gauze
    Top view of stem with pink orchids on glass dish — Stock Photo
    Top view of stem with pink orchids on glass dish
    Girl looking at bug under microscope at kitchen table — Stock Photo
    Girl looking at bug under microscope at kitchen table
    Smiling female science teacher leading lesson at whiteboard in classroom — Stock Photo
    Smiling female science teacher leading lesson at whiteboard in classroom
    New Seedling in ground against green background — Stock Photo
    New Seedling in ground against green background
    Lemon on stem with leaves — Stock Photo
    Lemon on stem with leaves
    Bag containing donated human blood, placenta and umbilical cord. — Stock Photo
    Bag containing donated human blood, placenta and umbilical cord.
    Crop anonymous children at table with green seedling growing in carton cup with soil in house — Stock Photo
    Crop anonymous children at table with green seedling growing in carton cup with soil in house
    Closeup green tomato ripening with raindrops on branches of plant growing in agricultural field in countryside — Stock Photo
    Closeup green tomato ripening with raindrops on branches of plant growing in agricultural field in countryside
    Cute Blonde Girl With French Braids Works on School Papers at Home — Stock Photo
    Cute Blonde Girl With French Braids Works on School Papers at Home