When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Sexual reproduction - Wikipedia

    en.wikipedia.org/wiki/Sexual_reproduction

    The first fossilized evidence of sexual reproduction in eukaryotes is from the Stenian period, about 1.05 billion years old. [19] [20]Biologists studying evolution propose several explanations for the development of sexual reproduction and its maintenance.

  3. Reproductive system - Wikipedia

    en.wikipedia.org/wiki/Reproductive_system

    The reproductive system of an organism, also known as the genital system, is the biological system made up of all the anatomical organs involved in sexual reproduction.Many non-living substances such as fluids, hormones, and pheromones are also important accessories to the reproductive system. [1]

  4. Parasympathetic nervous system - Wikipedia

    en.wikipedia.org/wiki/Parasympathetic_nervous_system

    The oculomotor nerve is responsible for a number of parasympathetic functions related to the eye. [9] The oculomotor PNS fibers originate in the Edinger-Westphal nucleus in the central nervous system and travel through the superior orbital fissure to synapse in the ciliary ganglion located just behind the orbit (eye). [ 10 ]

  5. Gynecomastia - Wikipedia

    en.wikipedia.org/wiki/Gynecomastia

    [9] [22] It may also be accompanied by breast tenderness or nipple sensitivity, which is commonly associated with gynecomastia observed in adolescents, typically early in development. [21] Gynecomastia that is painful, bothersome, rapidly-growing, associated with masses in other areas of the body, or persistent should be evaluated by a ...

  6. RuPaul's Drag Race season 17 - Wikipedia

    en.wikipedia.org/wiki/RuPaul's_Drag_Race_season_17

    Trinity the Tuck, contestant on season 9, All Stars season 7, and winner of All Stars season 4; Victoria "Porkchop" Parker, contestant on season 1 [33] Episode 2. Lawrence Chaney, winner of RuPaul's Drag Race UK series 2 [34] Episode 6. Claudia "Norvina" Soare, president of Anastasia Beverly Hills; Episode 7

  7. World population - Wikipedia

    en.wikipedia.org/wiki/World_population

    Estimates of world population by their nature are an aspect of modernity, possible only since the Age of Discovery.Early estimates for the population of the world [10] date to the 17th century: William Petty, in 1682, estimated the world population at 320 million (current estimates ranging close to twice this number); by the late 18th century, estimates ranged close to one billion (consistent ...