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    Human brain cross-section — Stock Photo
    Human brain cross-section
    Mitochondria cross-section, illustration. Mitochondria are organelles found in the cytoplasm of eukaryotic cells. They oxidise sugars and fats to produce energy in a process called cellular respiration — Stock Photo
    Mitochondria cross-section, illustration. Mitochondria are organelles found in the cytoplasm of eukaryotic cells. They oxidise sugars and fats to produce energy in a process called cellular respiration
    Woman cutting a carrot cake decorated with leaves — Stock Photo
    Woman cutting a carrot cake decorated with leaves
    Low section of female boxer relaxing in fitness studio — Stock Photo
    Low section of female boxer relaxing in fitness studio
    Human brain cross-section — Stock Photo
    Human brain cross-section
    LDL receptors on cell membrane, illustration — Stock Photo
    LDL receptors on cell membrane, illustration
    Team cheering woman doing speed ladder drill in sunny park — Stock Photo
    Team cheering woman doing speed ladder drill in sunny park
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Medical illustration of diverticulosis in the colon — Stock Photo
    Medical illustration of diverticulosis in the colon
    Human eye anatomy, computer illustration. — Stock Photo
    Human eye anatomy, computer illustration.
    Front view mid section of a shirtless athletic man cross training at a gym, sitting, holding a smartphone and looking at his watch, using a fitness app — Stock Photo
    Front view mid section of a shirtless athletic man cross training at a gym, sitting, holding a smartphone and looking at his watch, using a fitness app
    Medical illustration of human ear anatomy — Stock Photo
    Medical illustration of human ear anatomy
    Brain with aneurysm in the middle cerebral artery — Stock Photo
    Brain with aneurysm in the middle cerebral artery
    Low section of businesswoman with laptop walking on road — Stock Photo
    Low section of businesswoman with laptop walking on road
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Close-up of a slice of kiwi fruit — Stock Photo
    Close-up of a slice of kiwi fruit
    Illustration of synapse structure in cross section. — Stock Photo
    Illustration of synapse structure in cross section.
    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
    Halved raw round red cabbage cut across middle. — Stock Photo
    Halved raw round red cabbage cut across middle.
    Small intestine wall — Stock Photo
    Small intestine wall
    Colored computed tomography scan of section through brain of senior male patient with dementia. — Stock Photo
    Colored computed tomography scan of section through brain of senior male patient with dementia.
    Front view mid section of an athletic man wearing sports clothes cross training at a gym, sitting with knees up, exercising on a rowing machine — Stock Photo
    Front view mid section of an athletic man wearing sports clothes cross training at a gym, sitting with knees up, exercising on a rowing machine
    Illustration of cross section of intestine on white background. — Stock Photo
    Illustration of cross section of intestine on white background.
    Front view low section of an athletic woman wearing sports clothes and sports shoes cross training at a gym, kneeling and tying her shoelaces before weight training with barbells, on the floor beside her — Stock Photo
    Front view low section of an athletic woman wearing sports clothes and sports shoes cross training at a gym, kneeling and tying her shoelaces before weight training with barbells, on the floor beside her
    Half of pink grapefruit on white background. — Stock Photo
    Half of pink grapefruit on white background.
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Human heart anatomy showing pulmonary valve, illustration. — Stock Photo
    Human heart anatomy showing pulmonary valve, illustration.
    Overhead view of a woman sitting at a table holding an aperol spritz cocktail — Stock Photo
    Overhead view of a woman sitting at a table holding an aperol spritz cocktail
    Mid section of female boxer standing with hands on hips in fitness studio — Stock Photo
    Mid section of female boxer standing with hands on hips in fitness studio
    Cellular organelles and mitochondrion — Stock Photo
    Cellular organelles and mitochondrion
    Girl in dress standing in lake — Stock Photo
    Girl in dress standing in lake
    Three slices of kiwi fruit — Stock Photo
    Three slices of kiwi fruit
    Close-up of a kiwi fruit — Stock Photo
    Close-up of a kiwi fruit
    Low section of female hiker crossing the stream at countryside — Stock Photo
    Low section of female hiker crossing the stream at countryside
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Cross section of an espresso coffee maker — Stock Photo
    Cross section of an espresso coffee maker
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma. — Stock Photo
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma.
    Mid section of blacksmith standing with arms crossed in workshop — Stock Photo
    Mid section of blacksmith standing with arms crossed in workshop
    Light micrograph of an artery vascular cross section. — Stock Photo
    Light micrograph of an artery vascular cross section.
    Boy holding a halved cherry tomato — Stock Photo
    Boy holding a halved cherry tomato
    Human kidney tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human kidney tissue, light micrograph. Haematoxylin and eosin stain.
    Human vertebra anatomy, computer illustration. — Stock Photo
    Human vertebra anatomy, computer illustration.
    Girl sitting on the floor holding a snow globe at Christmas — Stock Photo
    Girl sitting on the floor holding a snow globe at Christmas
    Cut tree trunks stacked outdoors, full frame. — Stock Photo
    Cut tree trunks stacked outdoors, full frame.
    Illustration of cross section of kidneys on white background. — Stock Photo
    Illustration of cross section of kidneys on white background.
    Axial computed tomography scan of chest showing cancerous tumor in lungs. — Stock Photo
    Axial computed tomography scan of chest showing cancerous tumor in lungs.
    Front view mid section of a shirtless athletic man wearing a chest strap heart rate monitor cross training at a gym, rubbing his hands with chalk in preparation for weight training — Stock Photo
    Front view mid section of a shirtless athletic man wearing a chest strap heart rate monitor cross training at a gym, rubbing his hands with chalk in preparation for weight training
    Illustration of human heart anatomy on white background. — Stock Photo
    Illustration of human heart anatomy on white background.
    Human skull transversal cross-section with brain on white background. — Stock Photo
    Human skull transversal cross-section with brain on white background.
    Mid section of woman standing with arms crossed in the field — Stock Photo
    Mid section of woman standing with arms crossed in the field
    Earthworm gut, light micrograph — Stock Photo
    Earthworm gut, light micrograph
    Slice of kiwi fruit — Stock Photo
    Slice of kiwi fruit
    Girl holding half of fresh watermelon in front of face. — Stock Photo
    Girl holding half of fresh watermelon in front of face.
    Low section of businesswoman walking on road — Stock Photo
    Low section of businesswoman walking on road
    Mri scan (magnetic resonance imaging) of the human head. — Stock Photo
    Mri scan (magnetic resonance imaging) of the human head.
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Close-up of cross section from cut Ponderosa Pine tree — Stock Photo
    Close-up of cross section from cut Ponderosa Pine tree
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Red blood cells and leukocytes in cross-section of blood vessel, digital illustration. — Stock Photo
    Red blood cells and leukocytes in cross-section of blood vessel, digital illustration.
    Human alveoli anatomy — Stock Photo
    Human alveoli anatomy