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    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (yellow) — Stock Photo
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (yellow)
    Scale insects. Coloured scanning electron micrograph (SEM) of scale insects (superfamily Coccoidea) on a leaf. This pest feeds on the plant's sap. It secretes a powdery wax coating that protects it against pesticides and predators — Stock Photo
    Scale insects. Coloured scanning electron micrograph (SEM) of scale insects (superfamily Coccoidea) on a leaf. This pest feeds on the plant's sap. It secretes a powdery wax coating that protects it against pesticides and predators
    Sperm cells in seminiferous tubule — Stock Photo
    Sperm cells in seminiferous tubule
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (blue) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (blue)
    Female copepod with eggs — Stock Photo
    Female copepod with eggs
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    Osteoporotic bone abnormality — Stock Photo
    Osteoporotic bone abnormality
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Myelinated nerve fibres — Stock Photo
    Myelinated nerve fibres
    Copepod, coloured scanning electron micrograph (SEM). — Stock Photo
    Copepod, coloured scanning electron micrograph (SEM).
    Epithelium from a fallopian tube — Stock Photo
    Epithelium from a fallopian tube
    House dust mites — Stock Photo
    House dust mites
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple. — Stock Photo
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple.
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Cannabis plant. Coloured scanning electron micrograph (SEM) of the surface of a cannabis (Cannabis sativa) plant. The pointed hairs are called lithocyst cells. They contain cystoliths (calcium carbonate crystals) — Stock Photo
    Cannabis plant. Coloured scanning electron micrograph (SEM) of the surface of a cannabis (Cannabis sativa) plant. The pointed hairs are called lithocyst cells. They contain cystoliths (calcium carbonate crystals)
    Colored scanning electron micrograph of starch grains in seed of legume. — Stock Photo
    Colored scanning electron micrograph of starch grains in seed of legume.
    Colored scanning electron micrograph of osteoblast osteocyte bone cell. — Stock Photo
    Colored scanning electron micrograph of osteoblast osteocyte bone cell.
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Used surgical swab — Stock Photo
    Used surgical swab
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen — Stock Photo
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen
    Pollen grains from a bellflower — Stock Photo
    Pollen grains from a bellflower
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Crystalline lens of the eye — Stock Photo
    Crystalline lens of the eye
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM). — Stock Photo
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM).
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum — Stock Photo
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum
    Cilia covering the epithelial lining of the nasopharyx — Stock Photo
    Cilia covering the epithelial lining of the nasopharyx
    Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus — Stock Photo
    Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Coloured scanning electron micrograph of cancer cells from colon. — Stock Photo
    Coloured scanning electron micrograph of cancer cells from colon.
    Colored scanning electron micrograph of diatoms photosynthetic single-celled algae. — Stock Photo
    Colored scanning electron micrograph of diatoms photosynthetic single-celled algae.
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells — Stock Photo
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells
    Micrograph of tendon fibres — Stock Photo
    Micrograph of tendon fibres
    Varicella zoster virus particle — Stock Photo
    Varicella zoster virus particle
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Neutrophil cells. Coloured transmission electron micrograph (TEM) of human neutrophil cells. Neutrophils are involved in inflammatory responses to tissue damage, where they engulf and destroy microorganisms — Stock Photo
    Neutrophil cells. Coloured transmission electron micrograph (TEM) of human neutrophil cells. Neutrophils are involved in inflammatory responses to tissue damage, where they engulf and destroy microorganisms
    Cells of brewer yeast — Stock Photo
    Cells of brewer yeast
    Breast cancer cells growing in culture — Stock Photo
    Breast cancer cells growing in culture
    Scanning electron micrograph of dermestid beetle head. — Stock Photo
    Scanning electron micrograph of dermestid beetle head.
    Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus — Stock Photo
    Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus
    Blood clot formation — Stock Photo
    Blood clot formation
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans — Stock Photo
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans
    Peripheral nerve. Black and white transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin (dark rings) is an insulating fatty layer that surrounds the myelinated nerve fibres — Stock Photo
    Peripheral nerve. Black and white transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin (dark rings) is an insulating fatty layer that surrounds the myelinated nerve fibres
    Intestinal brush border in small intestine showing numerous microvilli, colored transmission electron micrograph. — Stock Photo
    Intestinal brush border in small intestine showing numerous microvilli, colored transmission electron micrograph.
    Dense connective tissue, coloured scanning electron micrograph (SEM). — Stock Photo
    Dense connective tissue, coloured scanning electron micrograph (SEM).
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Colored scanning electron micrograph of metal nanoparticles formed by laser ablation. — Stock Photo
    Colored scanning electron micrograph of metal nanoparticles formed by laser ablation.
    Coloured scanning electron micrograph of cancer cells migrating down pores. — Stock Photo
    Coloured scanning electron micrograph of cancer cells migrating down pores.
    Plaque-forming bacteria, colored scanning electron micrograph. — Stock Photo
    Plaque-forming bacteria, colored scanning electron micrograph.