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    Light micrograph of a cross section of human cartilage and bone. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a cross section of human cartilage and bone. Haematoxylin and eosin stain.
    Closeup of spotted yellow colored fire salamander Salamandra salamandra on wet grassy ground in nature — Stock Photo
    Closeup of spotted yellow colored fire salamander Salamandra salamandra on wet grassy ground in nature
    A crocodile in the wild close-up view — Stock Photo
    A crocodile in the wild close-up view
    Lose-up view of green frog — Stock Photo
    Lose-up view of green frog
    Macro photo of insect on nature background — Stock Photo
    Macro photo of insect on nature background
    Light micrograph of shoot meristem. This is the tissue in most plants containing undifferentiated cells. Meristematic cells give rise to various organs of a plant and are responsible for growth. — Stock Photo
    Light micrograph of shoot meristem. This is the tissue in most plants containing undifferentiated cells. Meristematic cells give rise to various organs of a plant and are responsible for growth.
    Green grass and dew drops. nature background. close-up — Stock Photo
    Green grass and dew drops. nature background. close-up
    A crocodile in the wild close-up view — Stock Photo
    A crocodile in the wild close-up view
    Macro shot of Argiope Audouin spider with yellow striped body hanging on web and capturing prey insect — Stock Photo
    Macro shot of Argiope Audouin spider with yellow striped body hanging on web and capturing prey insect
    From above closeup of hunting striped Argiope Audouin spider capturing green grasshopper in cobweb in nature — Stock Photo
    From above closeup of hunting striped Argiope Audouin spider capturing green grasshopper in cobweb in nature
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    Pollen grain, light micrograph. Pollen grain is the microscopic body that contains the male reproductive cell of a plant. — Stock Photo
    Pollen grain, light micrograph. Pollen grain is the microscopic body that contains the male reproductive cell of a plant.
    Macro shot of Nezara viridula known as southern green stink bug or southern green shield bug or green vegetable bug crawling on tree leaf in nature — Stock Photo
    Macro shot of Nezara viridula known as southern green stink bug or southern green shield bug or green vegetable bug crawling on tree leaf in nature
    Closeup of head of slow worm Anguis fragilis legless lizard also called deaf adder or blindworm crawling in wild nature with green background — Stock Photo
    Closeup of head of slow worm Anguis fragilis legless lizard also called deaf adder or blindworm crawling in wild nature with green background
    Light micrograph of a plant stem cross section. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a plant stem cross section. Haematoxylin and eosin stain.
    Human compact bone tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human compact bone tissue, light micrograph. Haematoxylin and eosin stain.
    Detail of Ponderosa pine tree bark — Stock Photo
    Detail of Ponderosa pine tree bark
    Closeup of pair of wood white butterflies or Leptidea sinapis sitting on green foliage in forest — Stock Photo
    Closeup of pair of wood white butterflies or Leptidea sinapis sitting on green foliage in forest
    Green leaves background. top view. nature. — Stock Photo
    Green leaves background. top view. nature.
    Close-up view of sport equipment — Stock Photo
    Close-up view of sport equipment
    Green leaves with dew drops. beautiful summer background. — Stock Photo
    Green leaves with dew drops. beautiful summer background.
    View of fresh blueberries on concrete surface — Stock Photo
    View of fresh blueberries on concrete surface
    Tools in the workshop to use in creating jewelry — Stock Photo
    Tools in the workshop to use in creating jewelry
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    Closeup of common toad Bufo bufo sitting on green moss among wet grass in wild nature — Stock Photo
    Closeup of common toad Bufo bufo sitting on green moss among wet grass in wild nature
    Hepatocyte cells, light micrograph. Hepatocyte cells are the main parenchymal tissue cells of the liver. Haematoxylin and eosin stain. — Stock Photo
    Hepatocyte cells, light micrograph. Hepatocyte cells are the main parenchymal tissue cells of the liver. Haematoxylin and eosin stain.
    From above closeup bright blue and yellow nudibranch mollusk with rhinophores crawling on sea bottom in natural habitat — Stock Photo
    From above closeup bright blue and yellow nudibranch mollusk with rhinophores crawling on sea bottom in natural habitat
    Macro shot of head of non venomous Coronella austriaca smooth snake with long tongue against blurred background in nature — Stock Photo
    Macro shot of head of non venomous Coronella austriaca smooth snake with long tongue against blurred background in nature
    Close up of green plants on background, close up — Stock Photo
    Close up of green plants on background, close up
    From above different fresh tomatoes on a black table — Stock Photo
    From above different fresh tomatoes on a black table
    Human tendon, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human tendon, light micrograph. Haematoxylin and eosin stain.
    Spinach seedlings getting ready to go in the home garden — Stock Photo
    Spinach seedlings getting ready to go in the home garden
    Macro shot of European honey bees Apis mellifera swarming near wooden stick on black background — Stock Photo
    Macro shot of European honey bees Apis mellifera swarming near wooden stick on black background
    A bottle top (macro shot) — Stock Photo
    A bottle top (macro shot)
    Macro shot of head of non venomous Coronella austriaca smooth snake with long tongue against blurred background in nature — Stock Photo
    Macro shot of head of non venomous Coronella austriaca smooth snake with long tongue against blurred background in nature
    Macro shot of nymph or larva of Southern hawker or Blue hawker Aeshna cyanea dragonfly swimming in water pond with grass — Stock Photo
    Macro shot of nymph or larva of Southern hawker or Blue hawker Aeshna cyanea dragonfly swimming in water pond with grass
    Light micrograph of an artery vascular cross section. — Stock Photo
    Light micrograph of an artery vascular cross section.
    Star anise on wooden background — Stock Photo
    Star anise on wooden background
    Side view of the detail of a ring with gem — Stock Photo
    Side view of the detail of a ring with gem
    Peanuts in a bowl on a wooden background — Stock Photo
    Peanuts in a bowl on a wooden background
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain.
    Closeup of common carder bee Bombus pascuorum feeding on wild flower bud in nature — Stock Photo
    Closeup of common carder bee Bombus pascuorum feeding on wild flower bud in nature
    Closeup of common toad Bufo bufo with small stick in mouth jumping against white background — Stock Photo
    Closeup of common toad Bufo bufo with small stick in mouth jumping against white background
    Light micrograph of adipose tissue containing large lipid droplet. — Stock Photo
    Light micrograph of adipose tissue containing large lipid droplet.
    Human cartilage, light micrograph. Cross section of human cartilage bone. Haematoxylin and eosin stain. — Stock Photo
    Human cartilage, light micrograph. Cross section of human cartilage bone. Haematoxylin and eosin stain.
    Light micrograph of a longitudinal section of plant vascular tissue. — Stock Photo
    Light micrograph of a longitudinal section of plant vascular tissue.
    Light micrograph of human testis showing spermatogonia, spermatocytes in meiosis, spermatids, and spermatozoa. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of human testis showing spermatogonia, spermatocytes in meiosis, spermatids, and spermatozoa. Haematoxylin and eosin stain.
    Ice crystals on the beach — Stock Photo
    Ice crystals on the beach
    Detail of Ponderosa pine tree bark — Stock Photo
    Detail of Ponderosa pine tree bark
    Macro green nudibranch mollusk with rhinophores in dark deep water on sea bottom — Stock Photo
    Macro green nudibranch mollusk with rhinophores in dark deep water on sea bottom
    Closeup of common carder bee Bombus pascuorum polinating wild yellow flower in nature — Stock Photo
    Closeup of common carder bee Bombus pascuorum polinating wild yellow flower in nature
    Leaf epidermis, light micrograph. The leaf epidermis under light microscope view has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration. — Stock Photo
    Leaf epidermis, light micrograph. The leaf epidermis under light microscope view has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration.
    Closeup of Southern hawker or Blue hawker Aeshna cyanea dragonfly eating dead insect in wildlife nature — Stock Photo
    Closeup of Southern hawker or Blue hawker Aeshna cyanea dragonfly eating dead insect in wildlife nature
    Motor neurons, light micrograph. Motor neurons of the spinal cord are part of the central nervous system. Haematoxylin and eosin stain. — Stock Photo
    Motor neurons, light micrograph. Motor neurons of the spinal cord are part of the central nervous system. Haematoxylin and eosin stain.
    Closeup of huge mantis on nature background — Stock Photo
    Closeup of huge mantis on nature background
    Macro shot of head of green caterpillar of Hippotion celerio known as vine hawk moth or silver striped hawk moth crawling on plant against black background — Stock Photo
    Macro shot of head of green caterpillar of Hippotion celerio known as vine hawk moth or silver striped hawk moth crawling on plant against black background
    Close up of a white dandelion — Stock Photo
    Close up of a white dandelion
    Lizard sitting and looking at camera — Stock Photo
    Lizard sitting and looking at camera
    Side view of the detail of a ring with gem — Stock Photo
    Side view of the detail of a ring with gem
    Green leaves of a fern — Stock Photo
    Green leaves of a fern