- sperm sac
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in male sharks, sperm descend through the ductus deferens and the seminal vesicle into a sperm sac
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
sperm sac — noun : spermatheca … Useful english dictionary
Sperm whale — Sperm Whale[1] Size compared to an average human … Wikipedia
SAC (gene) — Testicular soluble adenylyl cyclase, also known as SAC, is a human gene.cite web | title = Entrez Gene: SAC testicular soluble adenylyl cyclase| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=55811|… … Wikipedia
Pygmy sperm whale — Taxobox name = Pygmy sperm whaleMSW3 Cetacea|id=14300128] status = DD status system = iucn3.1 status ref =IUCN2008|assessors=Taylor, B.L., Baird, R., Barlow, J., Dawson, S.M., Ford, J., Mead, J.G., Notarbartolo di Sciara, G., Wade, P. Pitman, R.L … Wikipedia
postuterine sac — (NEMATA) A reduced, degenerate uterus nonfunctional in gamete production, usually posteriad to the vulva; may function as a storage organ for sperm in some species … Dictionary of invertebrate zoology
Arachnid — Taxobox name = Arachnida image width = 250px image caption = Arachnida from Ernst Haeckel s Kunstformen der Natur , 1904 regnum = Animalia phylum = Arthropoda subphylum = Chelicerata classis = Arachnida classis authority = Cuvier, 1812… … Wikipedia
Uropygid — Taxobox name = Uropygid image caption = image width = 250px regnum = Animalia phylum = Arthropoda classis = Arachnida ordo = Thelyphonida ordo authority = O. P Cambridge, 1872 diversity link = List of Thelyphonidae species diversity = c. 15… … Wikipedia
Melanochlamys — Scientific classification Kingdom: Animalia Phylum: Mollusca Class: Gastropo … Wikipedia
reproductive system, animal — Introduction any of the organ systems by which animals reproduce. The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… … Universalium
animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by … Universalium