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    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
    Cranberry farm in Massachusetts. — Stock Photo
    Cranberry farm in Massachusetts.
    Ripe red and unripe cherry tomatoes collected in farm during harvest season — Stock Photo
    Ripe red and unripe cherry tomatoes collected in farm during harvest season
    Little boy looking into microscope at home — Stock Photo
    Little boy looking into microscope at home
    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
    Close-up of ballet shoes and roses on stage — Stock Photo
    Close-up of ballet shoes and roses on stage
    Fresh tangerine with stem and leaves on dark background — Stock Photo
    Fresh tangerine with stem and leaves on dark background
    Junior high students using computers in computer lab — Stock Photo
    Junior high students using computers in computer lab
    Closeup view of branch of drying plant against blurred background — Stock Photo
    Closeup view of branch of drying plant against blurred 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
    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
    Pieces of fresh green Aloe Vera in row on white background — Stock Photo
    Pieces of fresh green Aloe Vera in row on white background
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Leaves And New Growth — Stock Photo
    Leaves And New Growth
    Close-up of ladybug larva in pupa stage on stem. — Stock Photo
    Close-up of ladybug larva in pupa stage on stem.
    Little child picking a long green bean in the garden — Stock Photo
    Little child picking a long green bean in the garden
    Lemon on stem with leaves — Stock Photo
    Lemon on stem with leaves
    Human hand touching leafless branch — Stock Photo
    Human hand touching leafless branch
    Attentive woman checking plant — Stock Photo
    Attentive woman checking plant
    Caterpillar cocoon attached to thin plant stem. — Stock Photo
    Caterpillar cocoon attached to thin plant stem.
    Female engineers testing robotic arm in office — Stock Photo
    Female engineers testing robotic arm in office
    Ginkgo biloba leaf against white background. — Stock Photo
    Ginkgo biloba leaf against white background.
    Close-up of a spider eating a dragonfly, Indonesia — Stock Photo
    Close-up of a spider eating a dragonfly, Indonesia
    Junior high teacher helping students using computers in computer lab — Stock Photo
    Junior high teacher helping students using computers in computer lab
    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).
    Glass vases with dried plants and branches covered with leaves decorating room of home — Stock Photo
    Glass vases with dried plants and branches covered with leaves decorating room of home
    Peony flower (Paeonia officinalis), X-ray. — Stock Photo
    Peony flower (Paeonia officinalis), X-ray.
    Close-up of orange knee sawfly beetle on plant stem. — Stock Photo
    Close-up of orange knee sawfly beetle on plant stem.
    Red winterberry branches on a tray with ribbon and scissors — Stock Photo
    Red winterberry branches on a tray with ribbon and scissors
    Woman standing in a garden holding a dahlia flower, Serbia — Stock Photo
    Woman standing in a garden holding a dahlia flower, Serbia
    Forkful of Tagliatelle with stem broccoli on rustic surface — Stock Photo
    Forkful of Tagliatelle with stem broccoli on rustic surface
    Embryonic stem cells, illustration. — Stock Photo
    Embryonic stem cells, illustration.
    Midsection of girl in pink clothes holding snowdrops — Stock Photo
    Midsection of girl in pink clothes holding snowdrops
    Crop male hand holding bunch of garlic against table — Stock Photo
    Crop male hand holding bunch of garlic against table
    Blood orange and Aperol granita — Stock Photo
    Blood orange and Aperol granita
    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
    Exotic hummingbird sitting on twig on blurred background — Stock Photo
    Exotic hummingbird sitting on twig on blurred background
    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
    Sommelier tasting glass of wine — Stock Photo
    Sommelier tasting glass of wine
    Close-up view of wildflowers against blurred background — Stock Photo
    Close-up view of wildflowers against blurred background
    Close up of green peas — Stock Photo
    Close up of green peas
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Young homosexual female with green onion stem standing at table with assorted vegetables and tablet at home — Stock Photo
    Young homosexual female with green onion stem standing at table with assorted vegetables and tablet at home
    Close-up of red skinned Gala apple on tree. — Stock Photo
    Close-up of red skinned Gala apple on tree.
    Crop anonymous person putting sunflowers on wooden stool in studio with black wall — Stock Photo
    Crop anonymous person putting sunflowers on wooden stool in studio with black wall
    Closeup view of two empty Champagne glasses — Stock Photo
    Closeup view of two empty Champagne glasses
    Computer programmers programming virtual reality simulator glasses in open plan office — Stock Photo
    Computer programmers programming virtual reality simulator glasses in open plan office
    Girl student examining DNA model in classroom — Stock Photo
    Girl student examining DNA model in classroom
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Flower of Scabiosa plant on white background. — Stock Photo
    Flower of Scabiosa plant on white background.
    Stem cell research — Stock Photo
    Stem cell research
    Extreme close-up of a swiss chard leaf with red veins and water droplets; Calgary, Alberta, Canada — Stock Photo
    Extreme close-up of a swiss chard leaf with red veins and water droplets; Calgary, Alberta, Canada
    Blastocyst hollow ball of cells with fluid, digital illustration. — Stock Photo
    Blastocyst hollow ball of cells with fluid, digital illustration.
    Late snowfall on May's star hyacinths — Stock Photo
    Late snowfall on May's star hyacinths
    Back view of young woman in sport clothes holding hand of human near big meadow with red blooms and sunshine in sky — Stock Photo
    Back view of young woman in sport clothes holding hand of human near big meadow with red blooms and sunshine in sky
    Overhead view of tasty ripe fig slices with aromatic thyme sprigs on plate on wooden surface — Stock Photo
    Overhead view of tasty ripe fig slices with aromatic thyme sprigs on plate on wooden surface
    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 green plant leaves along stem. — Stock Photo
    Close-up of green plant leaves along stem.
    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
    Focused girl student assembling circuit board in classroom — Stock Photo
    Focused girl student assembling circuit board in classroom