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Lime trunk
Close-up on a pair of eyeglasses on an eye chart - eye exam concepts
Fish in sea.
Dwarf cichlid male of Apistogramma Panduro
Epidermis. Electron microscope micrograph showing a keratinocyte of spinous layer. The epithelial cell has a polygonal shape, central nucleus with nucleolus, cytoplasm full of keratin filament bundles, and numerous dark desmosomes crossing the intercellular spaces.
corn stem micrograph with dye
Beautiful Apollo (Parnassius apollo) resting on a Echium vulgare, known as viper's bugloss.
Leiden leaf c.s. under microscope
Eyeglass place on vision chart
Big pile of messy books
Fish in sea.
Cleaner fish in an aquarium or a fish tank.
Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.
The Australian water dragon (Intellagama lesueurii), is an arboreal lizard species native to eastern Australia from Victoria northwards through New South wales to Queensland. They are extremely shy in the wild, but readily adapt to continual human presence in suburban parks and gardens.
Colorful, abstract micrograph of a fish scale, calico bass,Paralabrax clathratus, with polarization at 40x.
Return Rail tickets to London from Huntingdon
False color image of diatom under the microscope
Acanthocinus aedilis - long horned beetle - Siberian Timberman
Worm on the ground, extreme close up
Blastomycosis is a fungal infection caused by inhaling Blastomyces dermatitidis spores. If it involves only the lungs, it is called pulmonary blastomycosis. Only about half of people with the disease have symptoms, which can include fever, cough, night sweats, muscle pains, weight loss, chest pain, and feeling tired.
Dorsal close up of northern dune tiger beetle, Cicindela hydrida on a sandy soil
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Beautiful Colorful Fish in the aquarium
Close-up of headphones with a book on a binary code background. Can illustrate the concept of electronic audio books.
book closeup books reading promotion photo with background
Recruitment advertisement (simulated) for a CFO.
Blue colored stem cells of a lentil plant under the microscope.
Answer sheets with  drawing fill to select choice, education concept
Representatives of the Lemnaceae, the duckweed family, are well-adapted for use as bioindicators for testing soil and water for toxic substances.  Their rapid multiplication and the simplicity of their anatomy are important advantages for this use.
This small butterfly is a Juniper Hairstreak. It was photographed at the H.E. Flanagan Prairie in Western Arkansas in mid-July. It is feeding on Rattlesnake Master.
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