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  1. Hace 12 horas · Genetic engineering, also called genetic modification or genetic manipulation, is the modification and manipulation of an organism's genes using technology.It is a set of technologies used to change the genetic makeup of cells, including the transfer of genes within and across species boundaries to produce improved or novel organisms.. New DNA is obtained by either isolating and copying the ...

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

    Hace 12 horas · Infanticide (or infant homicide) is the intentional killing of infants or offspring. Infanticide was a widespread practice throughout human history that was mainly used to dispose of unwanted children,: 61 its main purpose being the prevention of resources being spent on weak or disabled offspring. Unwanted infants were usually abandoned to die of exposure, but in some societies they were ...