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- Sadism and masochism, known collectively as sadomasochism (/ˌseɪdoʊˈmæsəkɪzəm/ SAY-doh-MASS-ə-kiz-əm), are the derivation of pleasure from acts of respectively...46 KB (5,487 words) - 12:39, 4 August 2024
- In biology, taxonomic rank is the relative level of a group of organisms (a taxon) in an ancestral or hereditary hierarchy. A common system of biological...42 KB (3,991 words) - 19:22, 21 July 2024
- Equisetum (/ˌɛkwɪˈsiːtəm/; horsetail, marestail, snake grass, puzzlegrass) is the only living genus in Equisetaceae, a family of vascular plants that reproduce...40 KB (3,525 words) - 00:43, 9 July 2024
- In molecular biology, CD4 (cluster of differentiation 4) is a glycoprotein that serves as a co-receptor for the T-cell receptor (TCR). CD4 is found on...22 KB (2,581 words) - 20:03, 21 June 2024
- Phytogeography (from Greek φυτόν, phytón = "plant" and γεωγραφία, geographía = "geography" meaning also distribution) or botanical geography is the branch...12 KB (1,272 words) - 09:00, 10 April 2024
- Leptin (from Greek λεπτός leptos, "thin" or "light" or "small"), also known as obese protein, is a protein hormone predominantly made by adipocytes (cells...113 KB (13,115 words) - 03:02, 28 July 2024
- The Notch signaling pathway is a highly conserved cell signaling system present in most animals. Mammals possess four different notch receptors, referred...88 KB (10,270 words) - 03:00, 22 June 2024
- Nicholas David Skelton CBE (born 30 December 1957, Bedworth, Warwickshire) is a British former equestrian who competed in show jumping. He retired at the...29 KB (1,432 words) - 15:30, 29 July 2024
- Cultural evolution is an evolutionary theory of social change. It follows from the definition of culture as "information capable of affecting individuals'...39 KB (4,753 words) - 13:46, 24 June 2024
- The bonnethead (Sphyrna tiburo), also called a bonnet shark or shovelhead, is a small member of the hammerhead shark genus Sphyrna, and part of the family...12 KB (1,382 words) - 20:12, 27 March 2024
- Myrtus (commonly called myrtle) is a genus of flowering plants in the family Myrtaceae. It was first described by Swedish botanist Linnaeus in 1753. Over...20 KB (2,324 words) - 03:32, 28 June 2024
- Metasequoia, or dawn redwood, is a genus of fast-growing coniferous trees, one of three species of conifers known as redwoods. The living species Metasequoia...15 KB (1,717 words) - 22:32, 29 July 2024
- The African wild ass (Equus africanus) or African wild donkey is a wild member of the horse family, Equidae. This species is thought to be the ancestor...23 KB (2,372 words) - 02:49, 9 August 2024
- Juglans cinerea, commonly known as butternut or white walnut, is a species of walnut native to the eastern United States and southeast Canada. The distribution...20 KB (2,287 words) - 06:27, 24 March 2024
- The level of support for evolution among scientists, the public, and other groups is a topic that frequently arises in the creation–evolution controversy...94 KB (10,152 words) - 03:23, 11 May 2024
- β2 microglobulin (B2M) is a component of MHC class I molecules. MHC class I molecules have α1, α2, and α3 proteins which are present on all nucleated cells...18 KB (2,119 words) - 21:11, 21 June 2024
- Look up grex in Wiktionary, the free dictionary. The term grex (plural greges or grexes; abbreviation gx), derived from the Latin noun grex, gregis, meaning...13 KB (1,466 words) - 20:23, 24 June 2024
- The age of consent in Africa for sexual activity varies by jurisdiction across the continent, codified in laws which may also stipulate the specific activities...78 KB (7,870 words) - 17:11, 24 July 2024
- Banisteriopsis caapi, also known as, caapi, soul vine, yagé (yage), or ayahuasca, the latter of which also refers to the psychedelic decoction made with...12 KB (1,262 words) - 08:00, 17 July 2024
- Oryza glaberrima, commonly known as African rice, is one of the two domesticated rice species. It was first domesticated and grown in West Africa around...33 KB (3,402 words) - 20:20, 13 May 2024