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144 results

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    Students in a computer class — Stock Photo
    Students in a computer class
    Family enjoying picnic at beach — Stock Photo
    Family enjoying picnic at beach
    Scientist pipetting sample into growth medium in multiwell plate. — Stock Photo
    Scientist pipetting sample into growth medium in multiwell plate.
    Hand holding a petri dish. — Stock Photo
    Hand holding a petri dish.
    Scientist holding multi-well plate with growth medium. — Stock Photo
    Scientist holding multi-well plate with growth medium.
    Rustic summer flowers — Stock Photo
    Rustic summer flowers
    Twigs and budding flowering shrubs of willow on white background — Stock Photo
    Twigs and budding flowering shrubs of willow on white background
    Students in a computer class — Stock Photo
    Students in a computer class
    Boys and girls, swimming and floating — Stock Photo
    Boys and girls, swimming and floating
    Students in a computer class — Stock Photo
    Students in a computer class
    Close-up of wasps sitting on hive outdoors — Stock Photo
    Close-up of wasps sitting on hive outdoors
    Rustic summer flowers — Stock Photo
    Rustic summer flowers
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Mother looking at girl — Stock Photo
    Mother looking at girl
    Environmentalist volunteers planting new tree — Stock Photo
    Environmentalist volunteers planting new tree
    Rustic summer flowers — Stock Photo
    Rustic summer flowers
    Students in a computer class — Stock Photo
    Students in a computer class
    Flowers growing on plants — Stock Photo
    Flowers growing on plants
    Pigs eating from trough — Stock Photo
    Pigs eating from trough
    Close up of cheerful female hiker against trees — Stock Photo
    Close up of cheerful female hiker against trees
    Rustic summer flowers — Stock Photo
    Rustic summer flowers
    Agar plate and specimen brush on blue background. — Stock Photo
    Agar plate and specimen brush on blue background.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Men walking on road amidst field — Stock Photo
    Men walking on road amidst field