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Agat Texture Background, Polished Gemstone Surface Pattern, Glittering Crystals, Yellow-Green Gem Mockup, Banner, Raw Agat Mineral Banner, Copy Space
plant Flower bud of Lilium brownii var.viridulum T.S.\nunder light mircoscope with white background
False colour transmission electron microscope (TEM) micrograph showing chylomicrons (red) in enterocytes of small intestine. They appear in the Golgi apparatus (pink) and are secreted to extracellular spaces through secretory vacuoles.
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
Chemical formula of Vitamin E with black pen. Close-up.
abstract alloy texture design background.
Berkelium chemical element, Sign with atomic number and atomic weight, Periodic Table Element
Cell Membrane Phospholipid Structure,Phospholipid bilayer of the cell membrane,Lipid bilayer
Blackboard with the chemical formula of Penicillin
Product background podium or 3d glass display background, crystal 3d render glass products square box
Structural model of DIOXIN on the blackboard.
3D rendering of an icon with an expanded effect
3D Illustration of Human Skeletal System (Rib Cage) Anatomy with Detailed Labels Anterior View
Epithelioid mesothelioma is a cancer subtype caused by asbestos. It is the most common mesothelioma cell type, accounting for 50% to 70% of cases.
In vertebrates, thoracic vertebrae compose the middle segment of the vertebral column, between the cervical vertebrae and the lumbar vertebrae.
Human blastocyst, with Inner Cell Mass
Adrenaline model molecule. Isolated on white background. Sketch illustration.
3d render, abstract background with rock
hand with pen drawing the chemical formula of benzene
Multitasking mom. Mother's day concept. Mothers do anything for us. Mothers' professions.
Gallic acid is a trihydroxybenzoic acid, a type of phenolic acid, found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants. 3d illustration
Neuroendocrine carcinoma well differentiated (carcinoid) rectum with immunostain synaptophysin
Light photomicrograph of Cucurbita stem cross section seen through microscope
Human Cancer Cell
Plant cells are eukaryotic cells that differ in several key aspects from the cells of other eukaryotic organisms.
Abstract geometric shape
Geometric shapes puzzle with geometric objects on textured paper.
microscopic cross section cut
A growing number of infections are becoming harder to treat as the antibiotics used to treat them become less effective.  Drug resistant infections are on the rise.
Free Images: "bestof:Plakohypaphorine A.svg diagram of the alkaloid Plakohypaphorine A own 2007-05-03 Eloil Indole alkaloids"
Paeonia suffruticosa white070503.jpg
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Plakohypaphorine A.svg
Plakohypaphorine B.svg
Plakohypaphorine C.svg
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Plakohypaphorine F.svg
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16-methoxytabersonine.svg
Fellutanine A and B.svg
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3-Hydroxy-16-methoxy-2,3-dihydrotabersonine.svg
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(+)-K252a.svg
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