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    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone — Stock Photo
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Eye test equipment in a laboratory — Stock Photo
    Eye test equipment in a laboratory
    Mature woman teaching students in lab — Stock Photo
    Mature woman teaching students in lab
    Girl student holding molecular structure at microscope in laboratory classroom — Stock Photo
    Girl student holding molecular structure at microscope in laboratory classroom
    Tendon showing bundles of collagen fibres — Stock Photo
    Tendon showing bundles of collagen fibres
    Boy enjoying interactive exhibit at science museum — Stock Photo
    Boy enjoying interactive exhibit at science museum
    Mature scientist using light microscope in laboratory. — Stock Photo
    Mature scientist using light microscope in laboratory.
    Magnified digital illustration of megakaryocyte cell. — Stock Photo
    Magnified digital illustration of megakaryocyte cell.
    Surgeons performing eyelid surgery to anonymous patient — Stock Photo
    Surgeons performing eyelid surgery to anonymous patient
    Scientist hand placing sample on slide under microscope. — Stock Photo
    Scientist hand placing sample on slide under microscope.
    Closeup of magnified grey fluffy head of flying insect with round convex rainbow eye — Stock Photo
    Closeup of magnified grey fluffy head of flying insect with round convex rainbow eye
    Girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student using microscope, conducting scientific experiment in laboratory classroom
    Microbiologist using light microscope in laboratory — Stock Photo
    Microbiologist using light microscope in laboratory
    Teenage boy experimenting on microscope in laboratory at university — Stock Photo
    Teenage boy experimenting on microscope in laboratory at university
    Lime tree stem — Stock Photo
    Lime tree stem
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans — Stock Photo
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs. — Stock Photo
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs.
    Cat flea head — Stock Photo
    Cat flea head
    Examining petri dish under microscope. — Stock Photo
    Examining petri dish under microscope.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Leaf epidermis, light micrograph. Leaf epidermis has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration. — Stock Photo
    Leaf epidermis, light micrograph. Leaf epidermis has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Laboratory technician with micro pipette sampling into test tube. — Stock Photo
    Laboratory technician with micro pipette sampling into test tube.
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Micrograph of tendon fibres — Stock Photo
    Micrograph of tendon fibres
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope — Stock Photo
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope
    Gall bladder lining — Stock Photo
    Gall bladder lining
    Salivary gland. Light micrograph (LM) of a sectioned gland. The submandibular glands (also called sublingual) are bilateral salivary glands located in the face — Stock Photo
    Salivary gland. Light micrograph (LM) of a sectioned gland. The submandibular glands (also called sublingual) are bilateral salivary glands located in the face
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Female scientists working in laboratory with microscope. — Stock Photo
    Female scientists working in laboratory with microscope.
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    Adult female doctor in surgical uniform and sterile mask looking at camera while sitting in clinic — Stock Photo
    Adult female doctor in surgical uniform and sterile mask looking at camera while sitting in clinic
    Adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital — Stock Photo
    Adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    Light micrograph (bottom left) and computer illustration (top right) of the lining of the stomach, known as the mucosa. — Stock Photo
    Light micrograph (bottom left) and computer illustration (top right) of the lining of the stomach, known as the mucosa.
    Magnified digital illustration of morula cells. — Stock Photo
    Magnified digital illustration of morula cells.
    Mid rib of an olive leaf — Stock Photo
    Mid rib of an olive leaf
    Male scientists in surgical caps using microscope. — Stock Photo
    Male scientists in surgical caps using microscope.
    Eager, smiling students raising hands in science laboratory classroom — Stock Photo
    Eager, smiling students raising hands in science laboratory classroom
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    Hands of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hands of scientist researching sample on microscope slide under light microscope.
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital — Stock Photo
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Magnified digital illustration of dendritic cell. — Stock Photo
    Magnified digital illustration of dendritic cell.
    Top view of multicolored dentist medical glasses with binocular lenses arranged in black box placed on white table in laboratory — Stock Photo
    Top view of multicolored dentist medical glasses with binocular lenses arranged in black box placed on white table in laboratory
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Close-up of hand in glove adjusting microscope slide. — Stock Photo
    Close-up of hand in glove adjusting microscope slide.
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM). — Stock Photo
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM).
    Scientific laboratory researcher using test tube while experiment. — Stock Photo
    Scientific laboratory researcher using test tube while experiment.
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Unrecognizable young male vet in sterile mask and gloves standing near female colleague while preparing for work in lab — Stock Photo
    Unrecognizable young male vet in sterile mask and gloves standing near female colleague while preparing for work in lab
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Pit formed on metal or semiconductor surface — Stock Photo
    Pit formed on metal or semiconductor surface
    Female and male scientists working in laboratory. — Stock Photo
    Female and male scientists working in laboratory.
    Close-up of scientist using lab on a chip microscope. — Stock Photo
    Close-up of scientist using lab on a chip microscope.