active sperm
81soap and detergent — ▪ chemical compound Introduction substances that, when dissolved in water, possess the ability to remove dirt (detergent) from surfaces such as the human skin, textiles, and other solids. The seemingly simple process of cleaning a soiled… …
82Velvet worm — Taxobox name = Onychophora fossil range = Cambrian – Recent image width = 250px image caption = Velvet worm regnum = Animalia phylum = Onychophora phylum authority = Grube, 1853 subdivision ranks = Extant families subdivision = Peripatidae… …
83fertilization — fertilizational, adj. /ferr tl euh zay sheuhn/, n. 1. an act, process, or instance of fertilizing. 2. the state of being fertilized. 3. Biol. a. the union of male and female gametic nuclei. b. fecundation or impregnation of animals or plants. 4.… …
84Onychophora — Temporal range: 40–0 Ma …
85Colossal squid — Scientific classification Kingdom: Animalia Phylum …
86Killer whale — Orca redirects here. For other uses, see Orca (disambiguation). Killer whale[1] …
87List of sexology topics — This is a list of topics related to sexology, human sexuality and marriage customs, and related topics such as human sexual anatomy, reproductive biology, andrology, gynaecology, obstetrics and, where relevant, anthropology. Note that this list… …
88Megalodon — For other uses, see Megalodon (disambiguation). Megalodon Temporal range: Late Oligocene Early Pleistocene 28–1.5 Ma …
89XYY syndrome — Not to be confused with XXY (2 X s, Klinefelter s syndrome). XYY syndrome Classification and external resources Y chromosome ICD 10 Q …
90Echinoderm — Temporal range: Cambrian–recent …
