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Cell membrane semi-permeability illustration
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Illustration depicting the semi-permeability of cell membranes Cell membranes are formed primarily from a phospholipid bilayer They serve as barrier
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Calpeptin molecule illustration
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Calpeptin molecule illustration
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Reverse osmosis illustration
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Osmosis illustration
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Osmosis experiment illustration
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Contact lenses pattern cartoon style
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Kenichi Sodeyama 49 of the Kagoshima Prefectural Industrial Technology Center is researching ways to utilize the ash Shirasu blocks are laid on r
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Longitudinal section of the submarine tunnel between France and England (Dover side) 1- Artificial dike with vertical inlet leading to the tunnel 2
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Aortic abdominal aneurysm 3D CT scan
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Pondweed stem Light micrograph of a transverse section through the stem of a pondweed (Potamogeton sp) plant All aquatic plants (hydrophytes) have
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Pondweed stem Light micrograph of a transverse section through the stem of a pondweed (Potamogeton sp) plant All aquatic plants (hydrophytes) have
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Copulation between two desert locusts Schitocerca gregaria or peregrina The females lay 30-100 eggs in the ground in a hole dug with the abdomen w
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Cell membrane illustration
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Computer illustration of a cutaway view of the human cell membrane The cell membrane is a complex part of the cell that controls what can get in and
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Cell membrane illustration
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Pituitary gland blood vessels SEM
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Glaucoma Close-up of the eye of a patient suffering from glaucoma where the lens of the eye is peeling away from the iris The lens peeling away o
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Female patient using a kidney machine to undergo renal dialysis A kidney machine replaces the function of the kidneys in removing waste materials f
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Pituitary gland blood vessels SEM
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Thyroid gland blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the thyroid gland The smallest blood ves
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Thyroid gland blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the thyroid gland The smallest blood ves
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Thyroid gland capillaries Coloured scanning electron micrograph (SEM) of a resin cast of capillaries in the thyroid gland The capillaries the small
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Thyroid gland capillaries SEM
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Thyroid gland capillaries SEM
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Kidney glomeruli SEM
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Kidney glomeruli SEM
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Liposome vesicles Coloured scanning electron micrograph (SEM) of liposome vesicles These artificially-constructed spherical vesicles possess a sele
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Histamine Polarised light micrograph of crystals of the chemical histamine Histamine is derived from the amino acid histidine and is mainly associa
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Kidney blood vessels SEM
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Kidney glomeruli SEM
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Kidney blood vessels SEM
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Kidney blood vessels SEM
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Kidney glomeruli SEM
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Kidney glomeruli SEM
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Kidney capillary Coloured scanning electron micrograph (SEM) of a fracture through a glomerular capillary A kidney glomerulus which filters waste p
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Liver blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in liver tissue The intricate bunches branching off
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Kidney glomeruli Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries (red) and the larger blood vessels (orange) sup
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Renal dialysis Female nurse assisting a male patient who is undergoing renal dialysis (haemo- dialysis) The dialysis machine (upper left) receives b
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Hepatic blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the liver The fine network of smaller vessels
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Tongue papillae capillaries SEM
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Tongue papillae capillaries SEM
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Tongue papillae capillaries SEM
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Tongue papillae capillaries SEM
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Tongue papillae capillaries SEM
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Hard gas-permeable contact lens Close-up of hard gas-permeable contact lens on a finger The lens is a thin shell-like transparent disc made of glas
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Drug action on nerve cell Illustration of the transmission of a drug from a capillary into a nerve cell of the brain The walls of a brain capillary
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Diabetic retinopathy Ophthalmoscope view of the retina of the eye in a diabetic patient showing retinopathy Here discolouration of the retina (oran
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Diabetic retinopathy fundus camera image of the retina of the eye in a case of severe diabetic retinopathy the damage to the blood supply of the ret
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Mast cell SEM
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Mast cell SEM
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Capillaries Coloured scanning electron micrograph (SEM) of a network of capillaries from striated (skeletal) muscle Capillaries are the smallest blo
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Capillaries Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels in the upper eyelid A fine network of small vessels (ca
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Capillary Coloured scanning electron micrograph (SEM) of a section through a human capillary showing the red blood cells (red discs) it contains Th
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in a lymph node This network of vessels infiltrates the t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels from connective tissue surrounding a muscle This network
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels from connective tissue surrounding a muscle This network
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Kidney glomerulus Coloured scanning electron micrograph (SEM) of a resin cast of the coil of capillaries (red) that form the core of a glomerulus Su
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Kidney dialysis Nurse reassuring a patient before starting renal dialysis (haemodialysis) The dialysis machine (artificial kidney) is on the left
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in a lymph node This network of vessels infiltrates the t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in a lymph node This network of vessels infiltrates the t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels of the tooth This network of vessels infiltrate the t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels of the penis This network of vessels infiltrate the p
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels of the testes This network of vessels infiltrate the
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels that surround the tear (lachrymal) glands This networ
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels that surround the ovaries This network of vessels inf
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels that surround the pituitary gland This network of ves
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Table of the Permeability of Various Substances to Roentgen Rays 1896 Diagram illustrating the responsiveness of a variety of materials (metals gl
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This fuel cell is a cutaway version of the electric-power generating device used on the two-astronaut Gemini spacecraft during ten missions in 1965-66
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of the blood vessels that surround the tear (lachrymal) glands This networ
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the duodenum part of the small intestine A fine netwo
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the duodenum part of the small intestine The fine net
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the duodenum part of the small intestine The fine net
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the intestines This branching network of vessels infil
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels supplying the stomach This branching network of vessels i
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Blood vessels resin cast Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in human tissue This network of vessels infilt
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Blood vessels resin cast Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the testes The testes are part of the male
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Chemical dialysis Scientist views a purified solution obtained after its separation from colloid chemicals using dialysis During dialysis an impur
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Hard gas-permeable contact lens Close-up of an adult inserting a hard gas-permeable contact lens Contact lenses are worn against the eye separated b
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Blood vessels resin cast Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in back tissue This network of vessels infiltr
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Blood vessels resin cast Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the intestines This network of vessels infi
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Liver blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in liver tissue This network of vessels infiltrates
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the small intestine This network of vessels infiltrate
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels outside the stomach This network of vessels infiltrates t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels outside the stomach This network of vessels infiltrates t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in a lymph node This network of vessels infiltrates the t
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Blood vessels in a lung coloured scanning electron micrograph (SEM) of a resin cast The lungs facilitate gaseous exchange of oxygen from the air bre
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Mast cell Coloured transmission electron micrograph (TEM) of a section through a human mast cell isolated from connective tissue The large oval str
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Man undergoing renal dialysis (haemodialysis) that is having his circulating blood filtered through a kidney machine A kidney machine replaces th
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Blood vessels in a lung coloured scanning electron micrograph (SEM) of a resin cast The lungs facilitate gaseous exchange of oxygen from the air bre
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in a lymph node The fine network of smaller vessels branc
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in a lymph node This network of vessels infiltrates the t
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Blood vessels Coloured scanning electron micrograph (SEM) of a resin cast of blood vessels in the penis The network of fine vessels seen branching o
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Blood vessels Scanning electron micrograph (SEM) of a resin cast of pancreatic blood vessels The fine network of smaller vessels that branches off f
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Blood vessels Coloured scanning electron micro- graph (SEM) of a resin cast of pancreatic blood vessels The fine network of smaller vessels that bra
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Diabetic retinopathy fundus camera image of the retina of the eye in a case of mild diabetic retinopathy the damage to the blood supply of the retin
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Silica gel Packets and a watch glass containing silica gel Silica gel is a granular form of silica synthetically manufactured from sodium silicate
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Engraving depicting the investigation the impenetrability and permeability of objects Dated 18th Century
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Kidney dialysis Patient undergoing renal dialysis (haemodialysis) Part of the dialysis machine (artificial kidney) can be seen in the foreground
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