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The Botanical and Zoological Codes of nomenclature treat the concept of synonymy differently. In botanical nomenclature, a synonym is a scientific name...

The turkey is a large bird in the genus Meleagris, native to North America. There are two extant turkey species: the wild turkey (Meleagris gallopavo)...

The yak (Bos grunniens), also known as the Tartary ox, grunting ox, or hairy cattle, is a species of long-haired domesticated cattle found throughout the...

The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions...

Muscarinic acetylcholine receptors, or mAChRs, are acetylcholine receptors that form G protein-coupled receptor complexes in the cell membranes of certain...

Citrus hystrix, called the kaffir lime, Thai lime or makrut lime, (US: /ˈmækrət/, UK: /məkˈruːt/) is a citrus fruit native to tropical Southeast Asia....

In biochemistry, in the biological context of organisms' regulation of gene expression and production of gene products, downregulation is the process by...

Heme (American English), or haem (Commonwealth English, both pronounced /hi:m/ HEEM), is a ring-shaped iron-containing molecular component of hemoglobin...

A mitogen-activated protein kinase (MAPK or MAP kinase) is a type of serine/threonine-specific protein kinases involved in directing cellular responses...

Hyaluronidases are a family of enzymes that catalyse the degradation of hyaluronic acid. Karl Meyer classified these enzymes in 1971, into three distinct...

Zaire ebolavirus, more commonly known as Ebola virus (/iˈboʊlə, ɪ-/; EBOV), is one of six known species within the genus Ebolavirus. Four of the six known...

Body hair or androgenic hair is terminal hair that develops on the human body during and after puberty. It is different from head hair and also from less...

Rape culture is a setting, as described by some sociological theories, in which rape is pervasive and normalized due to that setting's attitudes about...

Induced pluripotent stem cells (also known as iPS cells or iPSCs) are a type of pluripotent stem cell that can be generated directly from a somatic cell...

Microglia are a type of neuroglia (glial cell) located throughout the brain and spinal cord. Microglia account for about 10-15% of cells found within the...

Swietenia macrophylla, commonly known as mahogany, Honduran mahogany, Honduras mahogany, or big-leaf mahogany is a species of plant in the Meliaceae family...

Phoenix is a genus of 14 species of palms, native to an area starting from the Canary Islands in the west, across northern and central Africa, to the extreme...

Jatropha curcas is a species of flowering plant in the spurge family, Euphorbiaceae, that is native to the American tropics, most likely Mexico and Central...

Thrinaxodon is an extinct genus of cynodonts, including the species T. liorhinus which lived in what are now South Africa and Antarctica during the Early...

Genetic erosion (also known as genetic depletion) is a process where the limited gene pool of an endangered species diminishes even more when reproductive...