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Parental chromosomes kept apart during embryo's first division

10:16 EDT 12 Jul 2018 | Science Daily

It was long thought that during an embryo's first cell division, one spindle is responsible for segregating the embryo's chromosomes into two cells. Scientists now show that there are actually two spindles, one for each set of parental chromosomes, meaning that the genetic information from each parent is kept apart throughout the first division.

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