Sentences with phrase «genes during fetal development»
Not exact matches
Several studies had already pinned some of the visible abnormalities in clones on the absence of vital molecules that turn gene expression on and off during fetal development.
http://discovermagazine.com/
Because people with trisomy 21 possess an additional copy of this gene, the oversupply may hinder the establishment of correct connections among brain cells during fetal development.