Red blood cells
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Hair cell in the ear
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Blood vessels emerging from the optic nerve
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Human egg with coronal cells
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Sperm on the surface of a human egg
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Human embryo and sperm
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Coloured image of a 6 day old human embryo implanting
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Tooth plaque
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Split end of human hair
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Alveoli in the lung
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Purkinje neurons
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Tongue with taste bud
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Villi of small intestine
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Blood clot
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Lung cancer cells
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Hair cell in the ear
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Blood vessels emerging from the optic nerve
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Human egg with coronal cells
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Sperm on the surface of a human egg
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Human embryo and sperm
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Coloured image of a 6 day old human embryo implanting
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Tooth plaque
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Split end of human hair
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Alveoli in the lung
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Purkinje neurons
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Tongue with taste bud
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Villi of small intestine
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Blood clot
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Lung cancer cells
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