Human sperm SEM X2250
Human testis tubule filled with sperm
Human sperm centriole, light micrograph
Red blood cell
Distal end of the seminal vesicle
Stratified squamous epithelium, vagina
Highly flattened cells, SEM
Human lymphocyte white blood cell. SEM
Red Blood Cells SEM
Sperm, SEM
Sperm
Sperm production site, SEM
Sperm cells, SEM
The folded mucosal epithelial surface
Sperm production, SEM
Jasmine leaf surface (Jasminum floridum)
Sperm in the testis, TEM
Monocyte white blood cell. SEM
Morning Glory pollen grain
Pine Pollen. SEM
Trichomes on a Snapdragon flower petal
Human spermatid manchette, light micrograph
Spermatic cord, light micrograph
Human sperm cell, SEM
The mucosa of the urinary bladder
Spermatozoa, SEM
Arabidops thaliana leaf surface stomates
Euglena flagellate Protozoa
Bacteria and yeast, SEM
Black Walnut (Juglans nigra)
Section of a lung, SEM
Compound eye and coiled proboscis
Stigma of Penta lanceolata. SEM
(Bacillus megaterium) Bacteria
Micrococcus luteus Bacteria. SEM
Sperm cell, SEM
Human sperm cells, SEM
Sperm tails, TEM
Human sperm, acrosome and nucleus
Tetraselmis chuii, SEM
Sperm, TEM
Normal and atypical sperm
Sieve Plate
Skeletal bone showing Haversian canals
Immature germ cell in semen, SEM
Checkerbloom pollen
Flagella of Pseudomonas aeruginosa
Maturing spermatozoa, TEM
Spermatogenesis, TEM
Budding Yeast SEM
Testis sperm production, light micrograph
Grasshopper spermatozoa, light micrograph
Spermatogenesis, light micrograph
Epididymis, light micrograph
Wall of the vagina showing lumen
Secondary oocyte in the human ovary
Deformed sperm cell, SEM
Human sperm, SEM
Secretory epithelium, light micrograph
Epididymis epithelium, light micrograph
Sperm cell fertilising an egg cell, ESEM
Seminiferous tubule, light micrograph
Seminiferous tubules, light micrograph
Respiratory ciliated epithelium
Red blood cells or erythrocytes in a vein
Simple columnar epithelilium, ileum
Mature blood cells in the venous sinus
Red and white blood cells, arteriole
Tongue-shaped villi of the jejunum
Pseudostratified epithelium
Ciliated and nonciliated Clara cells
Cryofracture preparation of sciatic nerve
Ragweed Pollen. SEM
Human tongue surface with papillae. SEM
Ovipositor of female Sawfly, Diprion sp., Diprionidae SEM
Epididymis, SEM
Male bedbug intromittant organ (SEM)
Conical projections, tongue
Peranema is a flagellated Protozoa
Chickweed flower pistil, SEM
Hibiscus flower pistil, SEM
Rose pistil, SEM
Salt (NaCl) crystals SEM X30
Fruit Fly head with compound eyes
Human testis, light micrograph
Blood vessels and nerves, light micrograph
Vas deferens, light micrograph
Pampiniform plexus, light micrograph
Testis, light micrograph
Male germinal epithelium, light micrograph
Fetal testis, light micrograph
Human egg and sperm, SEM
Fertilisation, SEM
Kinorhynch worm, SEM
Cannabis flower, SEM
Seminiferous tubule of testis
Dragonfly hamulus, SEM
Staphylococcus aureus bacteria, SEM
Sperm production
Human sperm
Blepharisma Ciliate Protozoa SEM X600
Hair cells in a mammal cochlea
Transverse section of the colon
Capillary section with red blood cells.
Vein with white blood cells. SEM
Alveolus and macrophage. SEM
Scent glands on surface of Rose petal SEM
Kidney cortex
A distributing artery
Eye anatomy
Inner mucosa of simple columnar cells
Rhodella reticulata, SEM
Maple (Acer) wood sections, SEM
Dense connective tissue. SEM
Osteoclasts within Howship's lacuna. SEM
Adipose cells
Cotton fibers. SEM
Section of striated muscle. SEM
The Rabbit gallbladder