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  1. en.wikipedia.org › wiki › ChickenChicken - Wikipedia

    Chickens are common and widespread domestic animals, with a total population of 23.7 billion as of 2018, and an annual production of more than 50 billion birds. A hen bred for laying can produce over 300 eggs per year. There are numerous cultural references to chickens in folklore, religion, and literature.

  2. en.wikipedia.org › wiki › SemenSemen - Wikipedia

    A 1992 World Health Organization report described normal human semen as having a volume of 2 mL or greater, pH of 7.2 to 8.0, sperm concentration of 20×10 6 spermatozoa/mL or more, sperm count of 40×10 6 spermatozoa per ejaculate or more, and motility of 50% or more with forward progression (categories a and b) of 25% or more with rapid progression (category a) within 60 minutes of ejaculation.

  3. en.wikipedia.org › wiki › RiceRice - Wikipedia

    Description The rice plant can grow to over 1 m (3 ft) tall; if in deep water, it can reach a length of 5 m (16 ft). A single plant may have several leafy stems or tillers.The upright stem is jointed with nodes along its length; a long slender leaf arises from each node. The self-fertile flowers are produced in a panicle, a branched inflorescence which arises from the last internode on the stem.

  4. en.wikipedia.org › wiki › DNADNA - Wikipedia

    In a DNA double helix, each type of nucleobase on one strand bonds with just one type of nucleobase on the other strand. This is called complementary base pairing.Purines form hydrogen bonds to pyrimidines, with adenine bonding only to thymine in two hydrogen bonds, and cytosine bonding only to guanine in three hydrogen bonds. . This arrangement of two nucleotides binding together across the ...

  5. Klinefelter syndrome ( KS ), also known as 47,XXY, is a chromosome anomaly where a male has an extra X chromosome. [10] These complications commonly include infertility and small, poorly functioning testicles (if present). These symptoms are often noticed only at puberty, although this is one of the most common chromosomal disorders, occurring ...

  6. English is a West Germanic language in the Indo-European language family, whose speakers, called Anglophones, originated in early medieval England.[4][5][6] The namesake of the language is the Angles, one of the ancient Germanic peoples that migrated to the island of Great Britain. English is the most spoken language in the world, primarily ...

  7. en.wikipedia.org › wiki › PokémonPokémon - Wikipedia

    Pokémon [a] is a Japanese media franchise consisting of video games, animated series and films, a trading card game, and other related media. The franchise takes place in a shared universe in which humans co-exist with creatures known as Pokémon, a large variety of species endowed with special powers.

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