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- The T helper cells (Th cells), also known as CD4+ cells or CD4-positive cells, are a type of T cell that play an important role in the adaptive immune...54 KB (6,597 words) - 05:28, 15 May 2024
- Exo-α-sialidase (EC 3.2.1.18, sialidase, neuraminidase; systematic name acetylneuraminyl hydrolase) is a glycoside hydrolase that cleaves the glycosidic...16 KB (1,568 words) - 11:12, 10 March 2024
- The fungi imperfecti or imperfect fungi are fungi which do not fit into the commonly established taxonomic classifications of fungi that are based on biological...11 KB (1,052 words) - 06:40, 16 May 2024
- In animal communication, an alarm signal is an antipredator adaptation in the form of signals emitted by social animals in response to danger. Many primates...41 KB (5,200 words) - 13:09, 19 May 2024
- Spirobranchus giganteus, commonly known as the Christmas tree worm, is a tube-building polychaete worm belonging to the family Serpulidae. The S. giganteus...11 KB (1,233 words) - 16:33, 8 May 2024
- Centaurea diffusa, also known as diffuse knapweed, white knapweed or tumble knapweed, is a member of the genus Centaurea in the family Asteraceae. This...29 KB (3,472 words) - 01:28, 16 April 2024
- Fat choy (traditional Chinese: 髮菜; simplified Chinese: 发菜; pinyin: fàcài; Jyutping: faat³ coi³; Nostoc flagelliforme) is a terrestrial cyanobacterium (a...9 KB (736 words) - 14:00, 8 February 2024
- The ʻula-ʻai-hāwane (Ciridops anna) is an extinct species of small Hawaiian honeycreeper. The term ʻula-ʻai-hāwane is a Hawaiian phrase translating to...4 KB (375 words) - 16:53, 22 December 2023
- The steroid hormones are referred to by various abbreviations in the biological literature. The purpose of this list is to give commonly used abbreviations...13 KB (1,128 words) - 22:56, 3 April 2024
- The Nisean horse, or Nisaean horse, is an extinct horse breed, once native to the town of Nisaia, located in the Nisaean plains at the foot of the southern...9 KB (1,159 words) - 09:27, 19 March 2024
- Gogana is a genus of moths of the family Drepanidae. The genus was erected by Francis Walker in 1866. There are currently about 15 described species, all...2 KB (153 words) - 04:49, 7 February 2023
- Cyclomedusa is a circular fossil of the Ediacaran biota; it has a circular bump in the middle and as many as five circular growth ridges around it. Many...5 KB (487 words) - 15:16, 7 November 2023
- 37°17′02″S 144°43′25″E / 37.283833°S 144.723617°E / -37.283833; 144.723617 The Lancefield Swamp is a rich fossil deposit from the Pleistocene epoch...5 KB (640 words) - 10:21, 9 May 2023
- The moth family Drepanidae contains the following genera: Contents A B C D E F G H I K L M N O P S T U W Y Z References Achlya Aethiopsestis Agnidra -...18 KB (1,059 words) - 22:23, 28 April 2023