Science, asked by pranshu5774, 1 year ago

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Answered by Rajeshkumare
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Predator (also known as Yautja or Hish-Qu-Ten) is a fictional extraterrestrial speciesfeatured in the Predator science-fiction franchise, characterized by its trophy huntingof other species for sport. First introduced in 1987 as the main antagonist of the film Predator, the Predator creatures returned in the sequels Predator 2 (1990), Predators(2010) and The Predator (2018) and the crossover films Alien vs. Predator (2004) and Aliens vs. Predator: Requiem (2007).

Human reproductive system, organsystem by which humans reproduce and bear live offspring. Provided all organs are present, normally constructed, and functioning properly, the essential features of human reproduction are (1) liberation of an ovum, or egg, at a specific time in the reproductive cycle, (2) internal fertilization of the ovum by spermatozoa, or sperm cells, (3) transport of the fertilized ovum to the uterus, or womb, (4) implantation of the blastocyst, the early embryo developed from the fertilized ovum, in the wall of the uterus, (5) formation of a placenta and maintenance of the unborn child during the entire period of gestation, (6) birth of the child and expulsion of the placenta, and (7) suckling and care of the child, with an eventual return of the maternal organs to virtually their original state.
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