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    Section through a grape stem — Stock Photo
    Section through a grape stem
    Restaurant table set for guests — Stock Photo
    Restaurant table set for guests
    Curious students conducting scientific experiment, examining liquid in beaker in laboratory classroom — Stock Photo
    Curious students conducting scientific experiment, examining liquid in beaker in laboratory classroom
    Thick trees with large overgrown roots growing in woodland near wooden footpath in early autumn day — Stock Photo
    Thick trees with large overgrown roots growing in woodland near wooden footpath in early autumn day
    Bag containing donated human blood, placenta and umbilical cord. — Stock Photo
    Bag containing donated human blood, placenta and umbilical cord.
    Hand holding bright red leaf in autumn — Stock Photo
    Hand holding bright red leaf in autumn
    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
    Red stemmed baby chard — Stock Photo
    Red stemmed baby chard
    Anatomy of human brain on white background — Stock Photo
    Anatomy of human brain on white background
    Close-up shot of delicious Rainbow chard — Stock Photo
    Close-up shot of delicious Rainbow chard
    Glasses filled with colorful liquids on concrete surface in bright sunlight — Stock Photo
    Glasses filled with colorful liquids on concrete surface in bright sunlight
    Slim woman wearing shorts and top and standing in high field grass and touching stem tenderly — Stock Photo
    Slim woman wearing shorts and top and standing in high field grass and touching stem tenderly
    A hummingbird sits on a branch — Stock Photo
    A hummingbird sits on a branch
    Snail crawling up plant — Stock Photo
    Snail crawling up plant
    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
    Scientist in rubber gloves using equipment in laboratory — Stock Photo
    Scientist in rubber gloves using equipment in laboratory
    Computer programmers testing virtual reality simulator glasses in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses in office
    Technician checking stem cell cultures in bioengineering laboratory. — Stock Photo
    Technician checking stem cell cultures in bioengineering laboratory.
    Scenery of hill covered with snow and bare shrubs growing in winter nature under cloudy sky — Stock Photo
    Scenery of hill covered with snow and bare shrubs growing in winter nature under cloudy sky
    Flower of sea holly plant on white background. — Stock Photo
    Flower of sea holly plant on white background.
    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
    Scenery of hill covered with snow and bare shrubs growing in winter nature under cloudless blue sky — Stock Photo
    Scenery of hill covered with snow and bare shrubs growing in winter nature under cloudless blue sky
    Closeup view of orange Nasturtium flower on white surface — Stock Photo
    Closeup view of orange Nasturtium flower on white surface
    Female surrounded by fresh flowers growing on tree branches in garden looking away — Stock Photo
    Female surrounded by fresh flowers growing on tree branches in garden looking away
    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
    Sea grasses on Long Beach Peninsula — Stock Photo
    Sea grasses on Long Beach Peninsula
    Dry grass in meadow — Stock Photo
    Dry grass in meadow
    Gnocchi with Broccoli, Broccoli Stem , Basil Pesto and Vegan sausages — Stock Photo
    Gnocchi with Broccoli, Broccoli Stem , Basil Pesto and Vegan sausages
    Female junior high teacher helping girl student at computer in computer lab — Stock Photo
    Female junior high teacher helping girl student at computer in computer lab
    Female scientist holding tray for stem cell research. — Stock Photo
    Female scientist holding tray for stem cell research.
    From above of festive stylish decorative Christmas bouquet with twigs of eucalyptus and bright red branches with berries placed on wooden table with candles in room — Stock Photo
    From above of festive stylish decorative Christmas bouquet with twigs of eucalyptus and bright red branches with berries placed on wooden table with candles in room
    Teenage girl touching flowers in field — Stock Photo
    Teenage girl touching flowers in field
    Closeup view of hands plucking thyme leaves from stem — Stock Photo
    Closeup view of hands plucking thyme leaves from stem
    Close up of Pouring red wine into the one of the glasses — Stock Photo
    Close up of Pouring red wine into the one of the glasses
    Focused boy student in goggles soldering circuit board in classroom — Stock Photo
    Focused boy student in goggles soldering circuit board in classroom
    Instructor discussing condenser coil on refrigeration unit with student in wheelchair — Stock Photo
    Instructor discussing condenser coil on refrigeration unit with student in wheelchair
    Western sword fern — Stock Photo
    Western sword fern
    Curious girl student examining molecular structure — Stock Photo
    Curious girl student examining molecular structure
    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
    Close-up of transparent glass vases with bunches of fresh flowers placed on table for event — Stock Photo
    Close-up of transparent glass vases with bunches of fresh flowers placed on table for event
    Female teacher and girl student programming robotics at laptop in classroom — Stock Photo
    Female teacher and girl student programming robotics at laptop in classroom
    A bunch of green chard on background. Vegan organic diet concept — Stock Photo
    A bunch of green chard on background. Vegan organic diet concept
    Top view of raw cut Boletus edulis mushrooms on rustic wooden chopping board during cooking process — Stock Photo
    Top view of raw cut Boletus edulis mushrooms on rustic wooden chopping board during cooking process
    Crop male hand holding bunch of garlic over table — Stock Photo
    Crop male hand holding bunch of garlic over table
    Crop unrecognizable young female florist in casual clothes cutting stems of fresh bright flowers with pruning snips while arranging bouquet in glass vase — Stock Photo
    Crop unrecognizable young female florist in casual clothes cutting stems of fresh bright flowers with pruning snips while arranging bouquet in glass vase
    Curious students examining DNA model in classroom — Stock Photo
    Curious students examining DNA model in classroom
    Close-up view of Swiss Chard Leaf — Stock Photo
    Close-up view of Swiss Chard Leaf
    Three flying frogs sitting on a plant, closeup view — Stock Photo
    Three flying frogs sitting on a plant, closeup view
    Delicate strawflowers with orange and yellow petals on black background in dark studio — Stock Photo
    Delicate strawflowers with orange and yellow petals on black background in dark studio
    Close-up of a tree frog on a branch, Indonesia — Stock Photo
    Close-up of a tree frog on a branch, Indonesia
    Stem cell research — Stock Photo
    Stem cell research
    Wheatgrass plants with dense network of roots — Stock Photo
    Wheatgrass plants with dense network of roots
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Professor discussing sensors and thermostats with students in an HVAC classroom — Stock Photo
    Professor discussing sensors and thermostats with students in an HVAC classroom
    Yellow blooming branches and stems making frame on orange background — Stock Photo
    Yellow blooming branches and stems making frame on orange background
    Engineers working at computer in office — Stock Photo
    Engineers working at computer in office
    Wheat with a ripening ear — Stock Photo
    Wheat with a ripening ear
    Male teacher helping students assembling robotics in classroom — Stock Photo
    Male teacher helping students assembling robotics in classroom
    Field harvesting on the fields — Stock Photo
    Field harvesting on the fields
    Digital illustration of human cells on blue background. — Stock Photo
    Digital illustration of human cells on blue background.