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Coloured transmission electron micrograph (TEM) of a cross-section of sperm In the upper left inset is a section of a middle piece showing mitochondr
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Coloured TEM of a T4 bacteriophage virus
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Coloured SEM of T bacteriophages attacking Ecoli
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Bacteriophage illustration
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Spinal cord illustration
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T4 bacteriophage illustration T4 bacteriophages are parasites of Escherichia coli a bacterium common in the human gut The virus attaches itself to
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T4 bacteriophage illustration
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T7 bacteriophage computer model
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T7 bacteriophage computer model
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Transmission electron micrograph (shadowed) of a T4 bacteriophage a virus that infects only bacteria in this case only Escherichia coli Phages lack
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T7 bacteriophage computer model
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T7 bacteriophage computer model
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T2 bacteriophage computer model
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T2 bacteriophage computer model
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T2 bacteriophage computer model
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Sperm tails TEM
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Sperm tails Coloured transmission electron micrograph (TEM) of cross sections through sperm tails A sperms tails ability to move is partly due to
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Sperm tails Coloured transmission electron micrograph (TEM) of cross sections through sperm tails A sperms tails ability to move is partly due to
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Sperm cells in a condom Computer artwork of sperm cells (red heads blue tails) in the teat area of a condom (not to scale) Sperm cells (spermatazoa
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False colour transmission electron micrograph of bacteriophage T4 (virus infecting bacteria) 60 minutes after the injection of its viral DNA into the
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Sperm cells in a condom Computer artwork of sperm cells (red heads blue tails) inside a condom (not to scale) Sperm cells (spermatazoa) are the mal
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T4 bacteriophage Coloured transmission electron micrograph (TEM) of a T4 bacteriophage virus The swollen structure at top is the head which contain
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T4 bacteriophage Coloured transmission electron micrograph (TEM) of a T4 bacteriophage virus The swollen structure at top is the head which contain
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Coloured TEM of T4 bacteriophage infecting E coli
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Coloured SEM of T bacteriophages attacking Ecoli
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False-colour TEM of cluster of P1 bacteriophages
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False-colour TEM of a T4 bacteriophage
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False colour transmission electron micrograph (shadowed) of a T4 bacteriophage a virus that infects only bacteria in this case only Escherichia coli
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TEM of T4 bacteriophage infecting E coli
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Tenontosaurus dinosaur Artwork of a Tenontosaurus (sinew reptile) dinosaur Tenontosaurus was a medium-sized dinosaur being up to 65 metres in le
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TEM of P1 bacteriophage
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Transmission electron micrograph of a T4 bacteriophage a virus that infects only bacteria in this case only Escherichia coli Phages any reproductiv
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Computer illustration of a T4 bacteriophage virus The head contains DNA (deoxyribonucleic acid) inside a protein coat Attached to this is the tail
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Computer illustration of a T4 bacteriophage virus The head contains DNA (deoxyribonucleic acid)) inside a protein coat Attached to this is the tail
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Bacteriophage Illustration of a bacteriophage injecting its genetic material (yellow and red strand) with the host bacterium not shown A bacterioph
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Bacteriophage Illustration of a bacteriophage injecting its genetic material (yellow and red strand) with the host bacterium not shown A bacterioph
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Bacteriophage on bacterium illustration
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Sperm tails Transmission electron micrograph (TEM) of sections through the tails of sperm (spermatozoa) cells at various levels A sperms tails abi
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Sperm tails Transmission electron micrograph (TEM) of sections through the tails of sperm (spermatozoa) cells at various levels A sperms tails abi
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T4 bacteriophage Coloured transmission electron micrograph (TEM) of T4 bacteriophage viruses The swollen structures are their heads which contain D
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Sperm tails Transmission electron micrograph (TEM) of sections through the tails of sperm (spermatozoa) cells at various levels A sperms tails abi
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T4 bacteriophage computer artwork of a T4 bacteriophage virus The swollen structure at top is the head which contains DNA inside a protein coat At
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Sperm production SEM
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Sperm production Coloured scanning electron micrograph (SEM) of a freeze-fracture through a seminiferous tubule in the testis showing the tails (yel
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Bacteriophage computer illustration A bacteriophage or phage is a virus that infects bacteria It consists of a head (top right) containing the ge
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Bacteriophage Illustration of a bacteriophage injecting its genetic material (orange strand) into a host bacterium A bacteriophage or phage is a v
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Bacteriophage computer illustration A bacteriophage or phage is a virus that infects bacteria It consists of a head (top right) containing the ge
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Ecoli infected with T4 bacteriophages TEM
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Ecoli infected with T4 bacteriophages TEM
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T4 bacteriophage Coloured transmission electron micrograph (TEM) of a T4 bacteriophage virus The swollen structure at top is the head which contain
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Enterobacteriaphage T4 illustration T4 bacteriophages are parasites of Escherichia coli a bacterium common in the human gut The virus attaches its
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Enterobacteriaphage T4 illustration T4 bacteriophages are parasites of Escherichia coli a bacterium common in the human gut The virus attaches its
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Enterobacteriaphage T4 illustration T4 bacteriophages are parasites of Escherichia coli a bacterium common in the human gut The virus attaches its
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Computer illustration of Mansonella ozzardi a roundworm nematode that causes serous cavity filariasis and keratitis in humans Note the absence of a
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Computer illustration of Mansonella ozzardi a roundworm nematode that causes serous cavity filariasis and keratitis in humans Note the absence of a
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Computer illustration of Mansonella ozzardi a roundworm nematode that causes serous cavity filariasis and keratitis in humans Note the absence of a
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Coloured transmission electron micrograph (TEM) showing cross-sections of sperm tails The tails have been sectioned at different points along their l
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Onchocerca volvulus parasitic worm illustration
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Onchocerca volvulus parasitic worm illustration
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False colour transmission electron micrograph (shadowed) of a T4 bacteriophage a virus that infects only bacteria in this case only Escherichia coli
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Computer illustration of Mansonella streptocerca a roundworm nematode that causes streptocerciasis (subcutaneous filariasis) Note the absence of a s
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Computer illustration of Mansonella streptocerca a roundworm nematode that causes streptocerciasis (subcutaneous filariasis) Note the absence of a s
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Computer illustration of Mansonella streptocerca a roundworm nematode that causes streptocerciasis (subcutaneous filariasis) Note the absence of a s
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Computer illustration of Mansonella perstans a roundworm nematode that causes serous cavity filariasis in humans Note the absence of a sheath around
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Mansonella ozzardi parasitic worm illustration
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Bacteriophage Illustration of a bacteriophage injecting its genetic material (orange strand) into a host bacterium A bacteriophage or phage is a v
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Bacteriophage computer illustration A bacteriophage or phage is a virus that infects bacteria It consists of a head (top right) containing the ge
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Bacteriophage computer illustration A bacteriophage or phage is a virus that infects bacteria It consists of a head (top right) containing the ge
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Sperm tails TEM Sperm tails Coloured transmission electron micrograph (TEM) of cross sections through sperm tails A sperms tails ability to move
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False-colour transmission electron micrograph (TEM) of a field of unidentified bacteriophages bacteriophages are viruses that only infect bacteria T
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Sperm production SEM
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Sperm production SEM
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Man Sea Kayaking near swimming pod of Humpback whales near sunset Inside Passage Southeast Alaska
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