Sentences with phrase «lost during cell division»
A portion of the telomere DNA is lost during cell division.
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Even after the principles of epigenetics came to light, it was believed that methylation marks and other epigenetic changes to a parent's DNA were lost during the process of cell division that generates eggs and sperm and that only the gene sequence remained.
They realized that during SCNT, monkey cells lose two key proteins involved in cell and chromosomal division [source: Graham].