spermatogenesis

spermatogenesis

Human Muscle Tendon seen using a scanning electron micrograph (SEM), which shows bundles of collagen fibres.

Human Muscle Tendon seen using a scanning electron micrograph (SEM), which shows bundles of collagen fibres.

Scanning electron micrograph (SEM) of an inner ear hair cell. Magnifies vibrations.

Scanning electron micrograph (SEM) of an inner ear hair cell. Magnifies vibrations.

Human egg cell

Human egg cell

Human tongue surface, coloured scanning electron micrograph (SEM). Covering the tongue's surface are scale-like projections called filiform papillae, which sense pressure. The round areas (purple) are fungiform papillae which contain the taste buds.

Human tongue surface, coloured scanning electron micrograph (SEM). Covering the tongue's surface are scale-like projections called filiform papillae, which sense pressure. The round areas (purple) are fungiform papillae which contain the taste buds.

Glomérulo do rim. Os podócitos aparecem em cor de rosa. Podócitos são células do epitélio visceral dos rins que formam um importante componente da barreira de filtração glomerular, contribuindo para a seletividade de tamanho e mantendo uma superfície de filtração massiva. Aumento: 650X

Glomérulo do rim. Os podócitos aparecem em cor de rosa. Podócitos são células do epitélio visceral dos rins que formam um importante componente da barreira de filtração glomerular, contribuindo para a seletividade de tamanho e mantendo uma superfície de filtração massiva. Aumento: 650X

Harvard scientists map most complicated terrain in the universe - the inside of the human brain

Land of dreams: Harvard scientists map most complicated terrain in the universe - the inside of the brain

Harvard scientists map most complicated terrain in the universe - the inside of the human brain

Synapse. SEM of a neuromuscular junction showing a motor neuron (orange) terminating on skeletal muscle fibers (pink).

Synapse. SEM of a neuromuscular junction showing a motor neuron (orange) terminating on skeletal muscle fibers (pink).

Flu (influenza) virus particles (blue) on red blood cells

Flu (influenza) virus particles (blue) on red blood cells

ByRN6IbP7q0.jpg (521×500)

ByRN6IbP7q0.jpg (521×500)

Tongue showing taste bud, filiform papillae and fungiform papillae. SEM.

Tongue showing taste bud, filiform papillae and fungiform papillae. SEM.

✯ Intestinal villi. Coloured scanning micrograph (SEM) of villi from the lining of the jejunum (part of the small intestine).✯

✯ Intestinal villi. Coloured scanning micrograph (SEM) of villi from the lining of the jejunum (part of the small intestine).✯

Diatoms. High quality vintage art reproduction by Buyenlarge. One of many rare…

Diatoms

Diatoms. High quality vintage art reproduction by Buyenlarge. One of many rare…

embryo in the eye of a needle

embryo in the eye of a needle

SEM Images  Human Red and White Blood Cells  Ref: 80200662    View      Description:  Coloured scanning electron micrograph (SEM) of human blood showing red and white cells. Magnification x5167 at an image size of 10 cm wide

SEM Images Human Red and White Blood Cells Ref: 80200662 View Description: Coloured scanning electron micrograph (SEM) of human blood showing red and white cells. Magnification x5167 at an image size of 10 cm wide

Bacteria on human hair   (Remember, folks, we are covered in beneficial bacteria that do a lot to protect us from infection.)

Bacteria on human hair (Remember, folks, we are covered in beneficial bacteria that do a lot to protect us from infection.)

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