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Testosterone is the primary male sex hormone and androgen in males. In humans, testosterone plays a key role in the development of male reproductive tissues...

Scurvy is a disease resulting from a lack of vitamin C (ascorbic acid). Early symptoms of deficiency include weakness, fatigue, and sore arms and legs...

Omeprazole, sold under the brand names Prilosec and Losec, among others, is a medication used in the treatment of gastroesophageal reflux disease (GERD)...

Cetirizine is a second-generation antihistamine used to treat allergic rhinitis (hay fever), dermatitis, and urticaria (hives). It is taken by mouth. Effects...

Xilinx, Inc. (/ˈzaɪlɪŋks/ ZY-links) was an American technology and semiconductor company that primarily supplied programmable logic devices. The company...

Below is a sortable list of countries by number of Internet users as of 2020. Internet users are defined as persons who accessed the Internet in the last...

The MBB/Kawasaki BK 117 is a twin-engined light utility–transport helicopter. It was jointly developed and manufactured by Messerschmitt-Bölkow-Blohm (MBB)...

A return period, also known as a recurrence interval or repeat interval, is an average time or an estimated average time between events such as earthquakes...

A rotor ship is a type of ship designed to use the Magnus effect for propulsion. The ship is propelled, at least in part, by large powered vertical rotors...

Nose piercing is the piercing of the skin or cartilage which forms any part of the nose, normally for the purpose of wearing jewelry, called a nose-jewel...

The Tusi couple (also known as Tusi's mechanism) is a mathematical device in which a small circle rotates inside a larger circle twice the diameter of...

In genetic engineering, a gene gun or biolistic particle delivery system is a device used to deliver exogenous DNA (transgenes), RNA, or protein to cells...

The Norfolk Wildlife Trust (NWT) is one of 46[failed verification] wildlife trusts covering Great Britain, Northern Ireland, Isle of Man and Alderney....

The white crappie (Pomoxis annularis) is a freshwater fish found in North America, one of the two species of crappies. Alternate common names for the species...

Vehicles that are powered by fossil fuels, such as gasoline (petrol), diesel, kerosene, and fuel oil are set to be phased out by a number of countries...

The banded killifish (Fundulus diaphanus) is a North American species of temperate freshwater killifish belonging to the genus Fundulus of the family Fundulidae...

Wendy K. Chung is an American clinical and molecular geneticist and physician. She is the Chair of the Department of Pediatrics at Boston Children's Hospital...

The creek chubsucker (Erimyzon oblongus) is a freshwater fish of the sucker family (Catostomidae). The creek chubsucker is one of three species in the...

Hexastylis or heartleaf is a segregate of the genus Asarum, in the family Aristolochiaceae. The group comprises ten species endemic to southeastern North...

Ictalurus pricei, the Yaqui catfish, is a species of North American freshwater catfish native to Mexico and Arizona. The coloration of the Yaqui catfish...