Tag: "erase" at biology news
Cloned stem cells prove identical to fertilized stem cells
...e-specific cells. In other words, the egg needs to erase
all tissue-specific memories from the skin cell and revert it into a genomic blank slate. But this entire process is almost never perfect, and nearly all cells in a cloned blastocyst retain some memory of their original source. As a result, the dev...
Hair samples show babies can be exposed to 'crystal meth' while in the womb
...hors. Bleaching or straightening the hair will not erase
the chemical evidence it holds. Crystal meth boosts alertness and promotes a sense of wellbeing, euphoria, and exhilaration. It also curbs appetite and enhances sexual arousal. But long term abuse damages nerves in the brain and can lead to psyc...